Bump reviewdog/action-golangci-lint from 1 to 1.21

Bumps [reviewdog/action-golangci-lint](https://github.com/reviewdog/action-golangci-lint) from 1 to 1.21.
- [Release notes](https://github.com/reviewdog/action-golangci-lint/releases)
- [Commits](reviewdog/action-golangci-lint@v1...v1.21)

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/check.yml

@@ -28,7 +28,7 @@ jobs:
             ${{ runner.os }}-go-
       # Run golangci-lint using reviewdog
       - name: golangci-lint
-        uses: reviewdog/action-golangci-lint@v1
+        uses: reviewdog/action-golangci-lint@v1.21
         with:
           github_token: ${{ secrets.github_token }}
           level: warning