chore(deps): update actions/cache action to v3

Author: renovate[bot]

.github/workflows/ci.yml

@@ -27,7 +27,7 @@ jobs:
           tools: composer
 
       - name: "Cache dependencies installed with composer"
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ~/.composer/cache
           key: php7.4-composer-highest-${{ hashFiles('**/composer.json') }}
@@ -110,7 +110,7 @@ jobs:
           ini-values: assert.exception=1, zend.assertions=1
 
       - name: "Cache dependencies installed with composer"
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ~/.composer/cache
           key: php${{ matrix.php-version }}-composer-${{ matrix.dependencies }}-${{ hashFiles('**/composer.json') }}
@@ -158,7 +158,7 @@ jobs:
           ini-values: assert.exception=1, zend.assertions=1, apc.enabled=1, apc.enable_cli=1
 
       - name: "Cache dependencies installed with composer"
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ~/.composer/cache
           key: php7.4-composer-highest-${{ hashFiles('**/composer.json') }}