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

@@ -58,7 +58,7 @@ jobs:
         uses: docker/setup-buildx-action@v3
       -
         name: Build
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           targets: ${{ matrix.target }}
           set: |
@@ -121,7 +121,7 @@ jobs:
         uses: docker/setup-buildx-action@v3
       -
         name: Build
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           targets: plugins-cross
           set: |

.github/workflows/test.yml

@@ -26,7 +26,7 @@ jobs:
         uses: docker/setup-buildx-action@v3
       -
         name: Test
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           targets: test-coverage
       -

.github/workflows/validate.yml

@@ -31,7 +31,7 @@ jobs:
         uses: actions/checkout@v4
       -
         name: Run
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           targets: ${{ matrix.target }}