chore(deps): Bump docker/build-push-action from 5 to 7

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 5 to 7.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v5...v7)

---
updated-dependencies:
- dependency-name: docker/build-push-action
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/agent-image.yaml

@@ -61,7 +61,7 @@ jobs:
 
       - name: Build and push
         id: build
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v7
         with:
           context: images/hermes-agent
           file: images/hermes-agent/Dockerfile

.github/workflows/build.yaml

@@ -24,7 +24,7 @@ jobs:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
-      - uses: docker/build-push-action@v6
+      - uses: docker/build-push-action@v7
         with:
           context: .
           platforms: linux/amd64

.github/workflows/release.yaml

@@ -85,7 +85,7 @@ jobs:
 
       - name: Build and push container image (multi-arch)
         id: docker_build
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         with:
           context: .
           file: Dockerfile