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

Bumps [docker/bake-action](https://github.com/docker/bake-action) from 6 to 7.
- [Release notes](https://github.com/docker/bake-action/releases)
- [Commits](https://github.com/docker/bake-action/compare/v6...v7)

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

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

.github/workflows/build.yml

@@ -119,7 +119,7 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
       -
         name: Build artifacts
-        uses: docker/bake-action@v6
+        uses: docker/bake-action@v7
         with:
           source: .
           targets: artifact-all
@@ -148,7 +148,7 @@ jobs:
           if-no-files-found: error
       -
         name: Build image
-        uses: docker/bake-action@v6
+        uses: docker/bake-action@v7
         with:
           source: .
           files: |

.github/workflows/conformance.yml

@@ -17,7 +17,7 @@ jobs:
     steps:
       -
         name: Build image
-        uses: docker/bake-action@v6
+        uses: docker/bake-action@v7
         with:
           targets: image-local
       -

.github/workflows/docs.yml

@@ -31,7 +31,7 @@ jobs:
         uses: docker/setup-buildx-action@v4
 
       - name: Build docs
-        uses: docker/bake-action@v6
+        uses: docker/bake-action@v7
         with:
           targets: docs-export
           provenance: false

.github/workflows/e2e.yml

@@ -25,7 +25,7 @@ jobs:
           fetch-depth: 0
       -
         name: Build image
-        uses: docker/bake-action@v6
+        uses: docker/bake-action@v7
         with:
           source: .
           targets: image-local