build(deps): bump docker/bake-action from 3 to 4

Bumps [docker/bake-action](https://github.com/docker/bake-action) from 3 to 4.
- [Release notes](https://github.com/docker/bake-action/releases)
- [Commits](https://github.com/docker/bake-action/compare/v3...v4)

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

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

.github/workflows/build.yml

@@ -44,7 +44,7 @@ jobs:
           buildkitd-flags: --debug
       -
         name: Build
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           targets: integration-test-base
           set: |
@@ -92,7 +92,7 @@ jobs:
           buildkitd-flags: --debug
       -
         name: Build test image
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           targets: integration-test
           set: |
@@ -229,7 +229,7 @@ jobs:
           password: ${{ secrets.DOCKERHUB_TOKEN }}
       -
         name: Build and push image
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           files: |
             ./docker-bake.hcl
@@ -297,6 +297,6 @@ jobs:
       -
         # Just run a bake target to check eveything runs fine
         name: Build
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           targets: binaries

.github/workflows/docs-release.yml

@@ -26,7 +26,7 @@ jobs:
         uses: docker/setup-buildx-action@v3
       -
         name: Build docs
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           source: ${{ github.server_url }}/${{ github.repository }}.git#${{ github.event.release.name }}
           targets: update-docs

.github/workflows/docs-upstream.yml

@@ -34,7 +34,7 @@ jobs:
           version: latest
       -
         name: Build reference YAML docs
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           targets: update-docs
           set: |

.github/workflows/e2e.yml

@@ -33,7 +33,7 @@ jobs:
           version: latest
       -
         name: Build
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           targets: binaries
           set: |