chore(deps): update reviewdog/action-yamllint action to v1.21.0

Author: renovate[bot]

.github/workflows/ci.yml

@@ -39,7 +39,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - uses: actions/checkout@v4
-      - uses: reviewdog/action-yamllint@1dca3ad811867be18fbe293a9818d715a6c2cd46 # v1.20.0
+      - uses: reviewdog/action-yamllint@f01d8a48fd8d89f89895499fca2cff09f9e9e8c0 # v1.21.0
         with:
           level: warning
           yamllint_flags: "-c .yamllint ."