[receiver/mongodbreceiver] Added new mongodb metrics to achieve parity with Telegraf (#37227)

#### Description
- Added new mongodb metrics to [achieve parity with
Telegraf](https://github.com/influxdata/telegraf/tree/master/plugins/inputs/mongodb).
```
  mongodb.queries_per_sec
  mongodb.inserts_per_sec
  mongodb.commands_per_sec
  mongodb.getmores_per_sec
  mongodb.deletes_per_sec
  mongodb.updates_per_sec
  mongodb.flushes_per_sec
  mongodb.active.writes
  mongodb.active.reads
  mongodb.wtcache.bytes.read
  mongodb.cache.dirty.percent
  mongodb.cache.used.percent
  mongodb.page_faults
```

<!-- Issue number (e.g. #1234) or full URL to issue, if applicable. -->
#### Link to tracking issue
- https://sumologic.atlassian.net/browse/OSC-901

<!--Describe what testing was performed and which tests were added.-->
#### Testing
Screenshot examples:
-
[mongodb.inserts_per_sec](https://github.com/user-attachments/assets/3311b5ce-f969-4ce1-97db-8af4337983e6)
-
[mongodb.queries_per_sec](https://github.com/user-attachments/assets/4a1c00c8-aa32-4198-bcfd-f9952a0d2388)


<!--Describe the documentation added.-->
#### Documentation
-
https://github.com/influxdata/telegraf/tree/master/plugins/inputs/mongodb
-
https://www.mongodb.com/docs/manual/reference/command/serverStatus/#opcounters

<!--Please delete paragraphs that you did not use before submitting.-->

Author: chan-tim-sumo

.chloggen/chan-tim_mongodbMetrics.yaml

@@ -0,0 +1,27 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the component, or a single word describing the area of concern, (e.g. filelogreceiver)
+component: mongodbreceiver
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Added new mongodb metrics to achieve parity with Telegraf
+
+# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
+issues: [37227]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:
+
+# If your change doesn't affect end users or the exported elements of any package,
+# you should instead start your pull request title with [chore] or use the "Skip Changelog" label.
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: []

receiver/mongodbreceiver/documentation.md

@@ -242,6 +242,54 @@ metrics:
     enabled: true
 ```
 
+### mongodb.active.reads
+
+The number of read operations currently being processed.
+
+| Unit | Metric Type | Value Type | Aggregation Temporality | Monotonic |
+| ---- | ----------- | ---------- | ----------------------- | --------- |
+| {reads} | Sum | Int | Cumulative | false |
+
+### mongodb.active.writes
+
+The number of write operations currently being processed.
+
+| Unit | Metric Type | Value Type | Aggregation Temporality | Monotonic |
+| ---- | ----------- | ---------- | ----------------------- | --------- |
+| {writes} | Sum | Int | Cumulative | false |
+
+### mongodb.commands.rate
+
+The number of commands executed per second.
+
+| Unit | Metric Type | Value Type |
+| ---- | ----------- | ---------- |
+| {command}/s | Gauge | Double |
+
+### mongodb.deletes.rate
+
+The number of deletes executed per second.
+
+| Unit | Metric Type | Value Type |
+| ---- | ----------- | ---------- |
+| {delete}/s | Gauge | Double |
+
+### mongodb.flushes.rate
+
+The number of flushes executed per second.
+
+| Unit | Metric Type | Value Type |
+| ---- | ----------- | ---------- |
+| {flush}/s | Gauge | Double |
+
+### mongodb.getmores.rate
+
+The number of getmores executed per second.
+
+| Unit | Metric Type | Value Type |
+| ---- | ----------- | ---------- |
+| {getmore}/s | Gauge | Double |
+
 ### mongodb.health
 
 The health status of the server.
@@ -252,6 +300,14 @@ A value of '1' indicates healthy. A value of '0' indicates unhealthy.
 | ---- | ----------- | ---------- |
 | 1 | Gauge | Int |
 
+### mongodb.inserts.rate
+
+The number of insertions executed per second.
+
+| Unit | Metric Type | Value Type |
+| ---- | ----------- | ---------- |
+| {insert}/s | Gauge | Double |
+
 ### mongodb.lock.acquire.count
 
 Number of times the lock was acquired in the specified mode.
@@ -340,6 +396,22 @@ The number of replicated operations executed.
 | ---- | ----------- | ------ |
 | operation | The MongoDB operation being counted. | Str: ``insert``, ``query``, ``update``, ``delete``, ``getmore``, ``command`` |
 
+### mongodb.page_faults
+
+The number of page faults.
+
+| Unit | Metric Type | Value Type | Aggregation Temporality | Monotonic |
+| ---- | ----------- | ---------- | ----------------------- | --------- |
+| {faults} | Sum | Int | Cumulative | true |
+
+### mongodb.queries.rate
+
+The number of queries executed per second.
+
+| Unit | Metric Type | Value Type |
+| ---- | ----------- | ---------- |
+| {query}/s | Gauge | Double |
+
 ### mongodb.repl_commands_per_sec
 
 The number of replicated commands executed per second.
@@ -388,6 +460,14 @@ The number of replicated updates executed per second.
 | ---- | ----------- | ---------- |
 | {update}/s | Gauge | Double |
 
+### mongodb.updates.rate
+
+The number of updates executed per second.
+
+| Unit | Metric Type | Value Type |
+| ---- | ----------- | ---------- |
+| {update}/s | Gauge | Double |
+
 ### mongodb.uptime
 
 The amount of time that the server has been running.
@@ -396,6 +476,14 @@ The amount of time that the server has been running.
 | ---- | ----------- | ---------- | ----------------------- | --------- |
 | ms | Sum | Int | Cumulative | true |
 
+### mongodb.wtcache.bytes.read
+
+The number of bytes read into the WiredTiger cache.
+
+| Unit | Metric Type | Value Type | Aggregation Temporality | Monotonic |
+| ---- | ----------- | ---------- | ----------------------- | --------- |
+| By | Sum | Int | Cumulative | true |
+
 ## Resource Attributes
 
 | Name | Description | Values | Enabled |