Bump docker/build-push-action from 2.7.0 to 2.8.0 (#131)

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 2.7.0 to 2.8.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v2.7.0...v2.8.0)

---
updated-dependencies:
- dependency-name: docker/build-push-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/main.yml

@@ -84,7 +84,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-build-x-${{ matrix.arch }}-
       - name: Build
-        uses: docker/build-push-action@v2.7.0
+        uses: docker/build-push-action@v2.8.0
         with:
           platforms: ${{ matrix.arch }}
           push: false
@@ -145,7 +145,7 @@ jobs:
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build
-        uses: docker/build-push-action@v2.7.0
+        uses: docker/build-push-action@v2.8.0
         with:
           platforms: linux/amd64,linux/arm64
           push: true

.github/workflows/nightly.yml

@@ -80,7 +80,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-build-x-${{ matrix.arch }}-
       - name: Build
-        uses: docker/build-push-action@v2.7.0
+        uses: docker/build-push-action@v2.8.0
         with:
           platforms: ${{ matrix.arch }}
           push: false

.github/workflows/publish-to-ghcr.yml

@@ -37,7 +37,7 @@ jobs:
         password: ${{ secrets.GITHUB_TOKEN }}
     - name: Build and push
       id: docker_build
-      uses: docker/build-push-action@v2.7.0
+      uses: docker/build-push-action@v2.8.0
       with:
         platforms: linux/amd64,linux/arm64
         push: true