TASK: Update used GH actions

Author: kdambekalns

.github/workflows/tests.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Update Composer
       run: |
@@ -30,7 +30,7 @@ jobs:
         sudo rm -rf ~/.composer
 
     - name: Cache dependencies
-      uses: actions/cache@v1
+      uses: actions/cache@v3
       with:
         path: ~/.composer/cache
         key: dependencies-composer-${{ hashFiles('composer.json') }}