chore(deps): bump zizmorcore/zizmor-action from 0.6.3 to 0.6.4 (#950)

Bumps [zizmorcore/zizmor-action](https://github.com/zizmorcore/zizmor-action) from 0.6.3 to 0.6.4.
- [Release notes](https://github.com/zizmorcore/zizmor-action/releases)
- [Commits](zizmorcore/zizmor-action@70fb788...cc914d7)

---
updated-dependencies:
- dependency-name: zizmorcore/zizmor-action
  dependency-version: 0.6.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/zizmor.yml

@@ -48,7 +48,7 @@ jobs:
           persist-credentials: false
 
       - name: Run zizmor 🌈
-        uses: zizmorcore/zizmor-action@70fb788f84895a7701f5643d103d587e460b5c99 # v0.6.3
+        uses: zizmorcore/zizmor-action@cc914d7f3750a2d13d75c7f184a1060aa0e9d482 # v0.6.4
         with:
           advanced-security: false
           min-severity: medium