Update documentation and examples to reference @v11.

.github/workflows/changed.yml

@@ -12,7 +12,7 @@ jobs:
       with:
         files: '**/*.md'
         separator: ","
-    - uses: DavidAnson/markdownlint-cli2-action@v10
+    - uses: DavidAnson/markdownlint-cli2-action@v11
       if: steps.changed-files.outputs.any_changed == 'true'
       with:
         globs: ${{ steps.changed-files.outputs.all_changed_files }}

.github/workflows/example.yml

@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
-    - uses: DavidAnson/markdownlint-cli2-action@v10
+    - uses: DavidAnson/markdownlint-cli2-action@v11
       with:
         globs: |
           *.md