deps/gha: bump docker/build-push-action from 4 to 5

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 4 to 5.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](https://github.com/docker/build-push-action/compare/v4...v5)

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

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

.github/workflows/container-build.yml

@@ -90,7 +90,7 @@ jobs:
       # Build cached image
       - name: Build image
         if: inputs.CACHE == true
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
           context: .
           file: ${{ inputs.DOCKERFILE }}
@@ -103,7 +103,7 @@ jobs:
       # Build non-cached image
       - name: Build image
         if: inputs.CACHE != true
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
           context: .
           file: ${{ inputs.DOCKERFILE }}

.github/workflows/linux-build.yml

@@ -92,7 +92,7 @@ jobs:
       # Build testing package image
       - name: Build package image
         if: inputs.RELEASE == 'testing'
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
           context: .
           load: true
@@ -104,7 +104,7 @@ jobs:
       # Build non-testing package image
       - name: Build package image
         if: inputs.RELEASE != 'testing'
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
           context: .
           load: true
@@ -140,7 +140,7 @@ jobs:
           images: ghcr.io/bunkerity/${{ inputs.LINUX }}-tests:${{ inputs.RELEASE }}
       - name: Build test image
         if: inputs.TEST == true
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
           context: .
           file: tests/linux/Dockerfile-${{ inputs.LINUX }}

.github/workflows/push-docker.yml

@@ -68,7 +68,7 @@ jobs:
           images: bunkerity/${{ inputs.IMAGE }}
       # Build and push
       - name: Build and push
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
           context: .
           file: ${{ inputs.DOCKERFILE }}