chore(deps): bump docker/build-push-action from 6 to 7

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 6 to 7.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v6...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/ci-approval.yml

@@ -152,7 +152,7 @@ jobs:
             type=raw,value=latest,enable={{is_default_branch}}
 
       - name: Build & push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         with:
           context: .
           file: .devops/Dockerfile.cpp
@@ -199,7 +199,7 @@ jobs:
             type=raw,value=latest,enable={{is_default_branch}}
 
       - name: Build & push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         with:
           context: .
           file: .devops/Dockerfile
@@ -245,7 +245,7 @@ jobs:
             type=raw,value=latest,enable={{is_default_branch}}
 
       - name: Build & push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         with:
           context: .
           file: .devops/Dockerfile.backend

.github/workflows/docker-publish.yml

@@ -67,7 +67,7 @@ jobs:
             type=raw,value=latest,enable=${{ inputs.push_image == 'true' }}
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         with:
           context: .
           file: .devops/Dockerfile.cpp
@@ -114,7 +114,7 @@ jobs:
             type=raw,value=latest,enable=${{ inputs.push_image == 'true' }}
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         with:
           context: .
           file: .devops/Dockerfile
@@ -160,7 +160,7 @@ jobs:
             type=raw,value=latest,enable=${{ inputs.push_image == 'true' }}
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         with:
           context: .
           file: .devops/Dockerfile.backend