chore(deps): update dependency rhysd/actionlint to v1.7.6 (#780)

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

Author: renovate[bot]

.github/workflows/continuous-integration.yml

@@ -51,7 +51,7 @@ jobs:
 
       - name: Download actionlint
         run: |
-          bash <(curl https://raw.githubusercontent.com/rhysd/actionlint/main/scripts/download-actionlint.bash) 1.6.24
+          bash <(curl https://raw.githubusercontent.com/rhysd/actionlint/main/scripts/download-actionlint.bash) 1.7.6
 
       - name: Load test image
         uses: guidojw/actions/load-docker-image@abb0ee8d1336edf73383f2e5a09abd3a22f25b13 # v1.3.3