Update mypy pre-commit hooks to use fixed worker flag.

Align mypy and mypy-docs entries with inline --num-workers=4 usage and remove the example-workers variant.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: adamtheturtle

.pre-commit-config.yaml

@@ -184,19 +184,18 @@ repos:
       - id: mypy
         name: mypy
         stages: [pre-push]
-        entry: uv run --extra=dev -m mypy
+        entry: uv run --extra=dev -m mypy --num-workers=4
         language: python
         types_or: [python, toml]
         pass_filenames: false
         additional_dependencies:
           - *uv_version
 
-      # We do not use --example-workers 0 due to https://github.com/python/mypy/issues/18283
       - id: mypy-docs
         name: mypy-docs
         stages: [pre-push]
-        entry: uv run --extra=dev doccmd --no-write-to-file --example-workers 4 --language=python
-          --command="mypy"
+        entry: uv run --extra=dev doccmd --no-write-to-file --language=python --command="mypy
+          --num-workers=4"
         language: python
         types_or: [markdown, rst]
         additional_dependencies: