update all GitHub Actions (#16)

* update all GitHub Actions

* only log into DockerHub when actually pushing

.github/workflows/build.yml

@@ -11,15 +11,15 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - name: Build endpoint
-        uses: docker/build-push-action@v1
+      - uses: actions/checkout@v4
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        if: ${{ github.event_name != 'pull_request' }}
         with:
-          push: ${{ github.event_name != 'pull_request' }}
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
-          repository: martenseemann/chrome-quic-interop-runner
-          tags: latest
-          tag_with_ref: true
-          add_git_labels: true
-
+      - name: Build endpoint
+        uses: docker/build-push-action@v5
+        with:
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: martenseemann/chrome-quic-interop-runner:latest