Merge pull request #1233 from PrivateBin/dependabot/github_actions/actions/cache-4

Bump actions/cache from 3 to 4

.github/workflows/tests.yml

@@ -41,7 +41,7 @@ jobs:
         key: ${{ runner.os }}-${{ env.extensions-cache-key }}
 
     - name: Cache extensions
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ${{ steps.extcache.outputs.dir }}
         key: ${{ steps.extcache.outputs.key }}
@@ -76,7 +76,7 @@ jobs:
       shell: bash
 
     - name: Cache dependencies
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ${{ steps.composer-cache.outputs.dir }}
         key: ${{ runner.os }}-composer-${{ steps.get-date.outputs.date }}-${{ hashFiles('**/composer.json') }}