Bump DavidAnson/markdownlint-cli2-action from 19.1.0 to 20.0.0 (#77)

Author: github-actions[bot]

.github/workflows/readme-checker.yaml

@@ -10,7 +10,7 @@ jobs:
       - name: Checkout Repository
         uses: actions/checkout@v4
       - name: Markdown Lint
-        uses: DavidAnson/markdownlint-cli2-action@05f32210e84442804257b2a6f20b273450ec8265
+        uses: DavidAnson/markdownlint-cli2-action@992badcdf24e3b8eb7e87ff9287fe931bcb00c6e
         with:
           fix: true
           globs: |