chore(deps): bump buildpacks/github-actions in the ci-dependencies group

Bumps the ci-dependencies group with 1 update: [buildpacks/github-actions](https://github.com/buildpacks/github-actions).


Updates `buildpacks/github-actions` from 5.8.4 to 5.8.8
- [Release notes](https://github.com/buildpacks/github-actions/releases)
- [Commits](buildpacks/github-actions@v5.8.4...v5.8.8)

---
updated-dependencies:
- dependency-name: buildpacks/github-actions
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: ci-dependencies
...

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

.github/workflows/release.yml

@@ -53,7 +53,7 @@ jobs:
             latest
 
       - name: 🔰 Setup pack
-        uses: buildpacks/github-actions/[email protected].4
+        uses: buildpacks/github-actions/[email protected].8
 
       - name: 📦 Build image
         shell: bash
@@ -154,7 +154,7 @@ jobs:
             latest
 
       - name: 🔰 Setup pack
-        uses: buildpacks/github-actions/[email protected].4
+        uses: buildpacks/github-actions/[email protected].8
 
       - name: 📦 Build image
         shell: bash