chore(deps): update davidanson/markdownlint-cli2-action digest to 29b4789 (#93)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -161,7 +161,7 @@ jobs:
     steps:
       - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
       - name: Markdownlint
-        uses: DavidAnson/markdownlint-cli2-action@451cad2cde7304d9c243aaaf2e894d74b428c4be
+        uses: DavidAnson/markdownlint-cli2-action@29b4789128417bf7fb32869380e9f0a08c651f13
         with:
           globs: |
             **/*.md