docs: fixed white spaces

Author: dreamorosi

docs/snippets/package.json

@@ -15,7 +15,8 @@
   },
   "lint-staged": {
     "*.{js,ts}": "npm run lint-fix",
-    "*.json": "prettier --write \"**/samples/*.json\" --single-quote false"
+    "*.json": "prettier --write \"**/samples/*.json\" --single-quote false",
+    "*.yaml": "prettier --write \"**/templates/sam/*.yaml\""
   },
   "license": "MIT-0",
   "repository": {