Bump rhysd/actionlint from 1.7.3 to 1.7.4 in /.github/workflows

Bumps rhysd/actionlint from 1.7.3 to 1.7.4.

---
updated-dependencies:
- dependency-name: rhysd/actionlint
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/actionlint.dockerfile

@@ -1,3 +1,3 @@
 # Since dependabot cannot update workflows using docker,
 # we use this indirection since dependabot can update this file.
-FROM rhysd/actionlint:1.7.3@sha256:7617f05bd698cd2f1c3aedc05bc733ccec92cca0738f3e8722c32c5b42c70ae6
+FROM rhysd/actionlint:1.7.4@sha256:82244e1db1c60d82c7792180a48dd0bcb838370bb589d53ff132503fc9485868