Update GitHub workflow cache v2 to v3

Author: ihalaij1

.github/workflows/tests.yml

@@ -4,19 +4,19 @@ jobs:
   docker-build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/cache@v2
+      - uses: actions/checkout@v3
+      - uses: actions/cache@v3
         id: imgcache
         with:
           path: .docker-img.tar
-          key: v2-${{ hashFiles('.github/workflows/Dockerfile', 'requirements.txt') }}
+          key: v3-${{ hashFiles('.github/workflows/Dockerfile', 'requirements.txt') }}
       # we stop here if the docker image was found in a cache
-      - uses: actions/cache@v2
+      - uses: actions/cache@v3
         with:
           path: .docker-cache
-          key: v2-${{ hashFiles('.github/workflows/Dockerfile', 'requirements.txt') }}
+          key: v3-${{ hashFiles('.github/workflows/Dockerfile', 'requirements.txt') }}
         if: steps.imgcache.outputs.cache-hit != 'true'
-      - uses: docker/setup-buildx-action@v1.3.0
+      - uses: docker/setup-buildx-action@v2
         if: steps.imgcache.outputs.cache-hit != 'true'
       - run: docker buildx build -t testimg --output type=docker,dest=.docker-img.tar --cache-to type=local,dest=.docker-cache2,mode=max --cache-from type=local,src=.docker-cache -f .github/workflows/Dockerfile .
         if: steps.imgcache.outputs.cache-hit != 'true'
@@ -28,10 +28,10 @@ jobs:
     runs-on: ubuntu-latest
     needs: docker-build
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/cache@v2
+      - uses: actions/checkout@v3
+      - uses: actions/cache@v3
         with:
           path: .docker-img.tar
-          key: v2-${{ hashFiles('.github/workflows/Dockerfile', 'requirements.txt') }}
+          key: v3-${{ hashFiles('.github/workflows/Dockerfile', 'requirements.txt') }}
       - run: docker load -i .docker-img.tar
       - run: docker run -v ${{ github.workspace }}:${{ github.workspace }} -w ${{ github.workspace }} testimg python3 manage.py test