Updated github precommit workflow to fix pydoc-markdown install order.

.github/workflows/pre-commit.yml

     - uses: actions/setup-dotnet@v1
       with:
         dotnet-version: '3.1.x'
-    - uses: pre-commit/action@v2.0.0
+    - uses: pre-commit/action@v2.0.0
 
   markdown-link-check:
     runs-on: ubuntu-latest