fixed mkdocs version

Author: jreineckearm

.github/workflows/mkdocs.yml

@@ -36,7 +36,7 @@ jobs:
 
       - name: Install MkDocs
         run: |
-          pip install mkdocs
+          pip install mkdocs==1.6.1
 
       - name: Build Documentation
         run: mkdocs build
@@ -77,4 +77,4 @@ jobs:
           git config user.email [email protected]
           git add .
           git commit -m "Update documentation"
-          git push
+          git push