Add pin to pre-commit-config

dstansby · dstansby · commit 07c545b6c117 · 2023-10-08T08:37:17.000+01:00
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
@@ -20,7 +20,7 @@ repos:
     rev: v1.5.1
     hooks:
      - id: mypy
-       additional_dependencies: [numpy, matplotlib]
+       additional_dependencies: [numpy, matplotlib<3.8]
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
