Bump actions/cache from 3 to 4

Bumps [actions/cache](https://github.com/actions/cache) from 3 to 4.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v3...v4)

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

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

Author: dependabot[bot]

.github/workflows/cd.yml

@@ -38,7 +38,7 @@ jobs:
 
       - name: "Caching"
         id: cache-composer
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: vendor
           key: composer-default-${{ steps.composer-hash.outputs.hash }}

.github/workflows/ci.yml

@@ -57,7 +57,7 @@ jobs:
 
       - name: "Caching"
         id: cache-composer
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: vendor
           key: composer-default-${{ steps.composer-hash.outputs.hash }}
@@ -109,7 +109,7 @@ jobs:
 
       - name: "Caching"
         id: cache-composer
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: vendor
           key: composer-lowest-${{ steps.composer-hash.outputs.hash }}