Update tests.yml

Author: staabm

.github/workflows/tests.yml

@@ -253,6 +253,14 @@ jobs:
 
       - uses: "ramsey/composer-install@v3"
 
+      - name: "Cache Result cache"
+        uses: actions/cache@v4
+        with:
+          path: ./tmp
+          key: "result-cache-v14-${{ matrix.php-version }}-${{ github.run_id }}"
+          restore-keys: |
+            result-cache-v14-${{ matrix.php-version }}-
+
       - name: "Check PHP configuration"
         run: "vendor/bin/phpunit --check-php-configuration"