chore(deps): update ramsey/composer-install action to v4

| datasource  | package                 | from  | to    |
| ----------- | ----------------------- | ----- | ----- |
| github-tags | ramsey/composer-install | 2.3.1 | 4.0.0 |

Author: renovate[bot]

.github/workflows/tests.yml

@@ -46,7 +46,7 @@ jobs:
 
       # Install dependencies
       - name: Install Composer dependencies
-        uses: ramsey/composer-install@v2
+        uses: ramsey/composer-install@4.0.0
         with:
           dependency-versions: ${{ matrix.dependencies }}
           composer-options: --with=typo3/cms-core:"^${{ matrix.typo3-version }}"