Bump php-actions/composer from v4 to v5

Bumps [php-actions/composer](https://github.com/php-actions/composer) from v4 to v5.
- [Release notes](https://github.com/php-actions/composer/releases)
- [Commits](php-actions/composer@v4...994e6e4)

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

Author: dependabot[bot]

.github/workflows/superlinter.yml

@@ -32,7 +32,7 @@ jobs:
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
 
       - name: Install PHP dependencies
-        uses: php-actions/composer@v4
+        uses: php-actions/composer@v5
 
       - name: Run Super-Linter
         uses: github/super-linter@v3

.github/workflows/tests.yml

@@ -86,7 +86,7 @@ jobs:
                     key: ${{ runner.os }}-${{ matrix.php }}-composer-${{ hashFiles('**/composer.lock') }}
 
             -   name: Install PHP dependencies
-                uses: php-actions/composer@v4
+                uses: php-actions/composer@v5
 
             -   name: Run tests
                 run: ./vendor/bin/phpunit --testdox --colors --exclude-group ignore --group integration -v tests/IpVerificationTest.php