Update reviewdog/action-actionlint action to v1.68.0 (#501)

| datasource  | package                     | from    | to      |
| ----------- | --------------------------- | ------- | ------- |
| github-tags | reviewdog/action-actionlint | v1.67.0 | v1.68.0 |

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

Author: renovate[bot]

.github/workflows/lint.yml

@@ -47,7 +47,7 @@ jobs:
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
 
       - name: Lint Actions
-        uses: reviewdog/action-actionlint@95395aac8c053577d0bc67eb7b74936c660c6f66 # v1.67.0
+        uses: reviewdog/action-actionlint@f00ad0691526c10be4021a91b2510f0a769b14d0 # v1.68.0
         with:
           actionlint_flags: -shellcheck ""