chore(deps): update docker/build-push-action action to v7 (#43)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/actions/build-container/action.yaml

@@ -196,7 +196,7 @@ runs:
 
     - name: Build and Push
       if: inputs.push == 'true'
-      uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6.19.2
+      uses: docker/build-push-action@d08e5c354a6adb9ed34480a06d141179aa583294 # v7.0.0
       with:
         context: .
         platforms: ${{ inputs.platforms }}
@@ -208,7 +208,7 @@ runs:
 
     - name: Build and Export
       if: inputs.push != 'true'
-      uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6.19.2
+      uses: docker/build-push-action@d08e5c354a6adb9ed34480a06d141179aa583294 # v7.0.0
       with:
         context: .
         # When exporting as artifact, only single platform is supported