Upgrade GitHub Actions steps (2)

Author: vaites

.github/workflows/tests.yml

@@ -69,7 +69,7 @@ jobs:
          key: binaries-apache-tika-${{ matrix.tika }}
 
      - name: Cache PHP dependencies
-       uses: actions/cache@v1
+       uses: actions/cache@v4
        with:
          path: vendor
          key: dependencies-php-${{ matrix.php }}-composer-${{ hashFiles('**/composer.lock') }}