Use actions/cache@v3

Author: littledivy

.github/workflows/ci.yml

@@ -27,7 +27,7 @@ jobs:
           path: ${{ runner.temp }}/registry
 
       - name: Cache Docker layers
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: /tmp/.buildx-cache
           # Key is named differently to avoid collision