Bump DavidAnson/markdownlint-cli2-action from 15 to 16 (#125)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/lint.yaml

@@ -7,6 +7,6 @@ jobs:
       - name: Set up Git repository
         uses: actions/checkout@v4
       - name: Lint
-        uses: DavidAnson/markdownlint-cli2-action@v15
+        uses: DavidAnson/markdownlint-cli2-action@v16
         with:
           globs: '**/*.md'