Bump actions/cache from 4 to 5

Bumps [actions/cache](https://github.com/actions/cache) from 4 to 5.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v4...v5)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/test-suite.yml

@@ -40,7 +40,7 @@ jobs:
           echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
       - name: "Cache Composer dependencies"
-        uses: "actions/cache@v4"
+        uses: "actions/cache@v5"
         with:
           path: |
             ${{ steps.composer-cache.outputs.dir }}
@@ -87,7 +87,7 @@ jobs:
           echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
       - name: "Cache Composer dependencies"
-        uses: "actions/cache@v4"
+        uses: "actions/cache@v5"
         with:
           path: |
             ${{ steps.composer-cache.outputs.dir }}
@@ -139,7 +139,7 @@ jobs:
           echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
       - name: "Cache Composer dependencies"
-        uses: "actions/cache@v4"
+        uses: "actions/cache@v5"
         with:
           path: |
             ${{ steps.composer-cache.outputs.dir }}
@@ -196,7 +196,7 @@ jobs:
           echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
       - name: "Cache Composer dependencies"
-        uses: "actions/cache@v4"
+        uses: "actions/cache@v5"
         with:
           path: |
             ${{ steps.composer-cache.outputs.dir }}