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](https://github.com/docker/build-push-action/compare/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>

.github/workflows/nightly.yml

@@ -191,7 +191,7 @@ jobs:
         uses: docker/setup-buildx-action@v4
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         id: build
         with:
           platforms: linux/amd64
@@ -258,7 +258,7 @@ jobs:
         uses: docker/setup-buildx-action@v4
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         id: build
         with:
           platforms: linux/amd64
@@ -325,7 +325,7 @@ jobs:
         uses: docker/setup-buildx-action@v4
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         id: build
         with:
           platforms: linux/arm64
@@ -392,7 +392,7 @@ jobs:
         uses: docker/setup-buildx-action@v4
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         id: build
         with:
           platforms: linux/arm64

.github/workflows/release.yml

@@ -161,7 +161,7 @@ jobs:
         uses: docker/setup-buildx-action@v4
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         id: build
         with:
           platforms: linux/amd64
@@ -225,7 +225,7 @@ jobs:
         uses: docker/setup-buildx-action@v4
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         id: build
         with:
           platforms: linux/amd64
@@ -289,7 +289,7 @@ jobs:
         uses: docker/setup-buildx-action@v4
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         id: build
         with:
           platforms: linux/arm64
@@ -353,7 +353,7 @@ jobs:
         uses: docker/setup-buildx-action@v4
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         id: build
         with:
           platforms: linux/arm64