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

@@ -26,7 +26,7 @@ jobs:
         uses: docker/setup-buildx-action@v2
       -
         name: Build
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           files: |
             docker-bake.hcl
@@ -52,7 +52,7 @@ jobs:
         uses: docker/setup-buildx-action@v2
       -
         name: Validate
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           files: |
             docker-bake.hcl
@@ -75,7 +75,7 @@ jobs:
         uses: docker/setup-buildx-action@v2
       -
         name: Build
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           files: |
             docker-bake.hcl

.github/workflows/deploy.yml

@@ -82,7 +82,7 @@ jobs:
         uses: docker/setup-buildx-action@v2
       -
         name: Build website
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           files: |
             docker-bake.hcl
@@ -105,7 +105,7 @@ jobs:
       -
         name: Update S3 config
         if: ${{ env.DOCS_S3_BUCKET != '' && env.DOCS_S3_CONFIG != '' }}
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           files: |
             docker-bake.hcl
@@ -119,7 +119,7 @@ jobs:
       -
         name: Update Cloudfront config
         if: ${{ env.DOCS_CLOUDFRONT_ID != '' }}
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           files: |
             docker-bake.hcl

.github/workflows/validate-upstream.yml

@@ -72,7 +72,7 @@ jobs:
         uses: docker/setup-buildx-action@v2
       -
         name: Validate
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           files: |
             docker-bake.hcl