build(deps): bump docker/setup-buildx-action from 2 to 3

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 2 to 3.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](https://github.com/docker/setup-buildx-action/compare/v2...v3)

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

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

.github/workflows/build.yml

@@ -23,7 +23,7 @@ jobs:
         uses: actions/checkout@v4
       -
         name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
       -
         name: Build
         uses: docker/bake-action@v3
@@ -49,7 +49,7 @@ jobs:
         uses: actions/checkout@v4
       -
         name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
       -
         name: Validate
         uses: docker/bake-action@v3
@@ -72,7 +72,7 @@ jobs:
         uses: actions/checkout@v4
       -
         name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
       -
         name: Build
         uses: docker/bake-action@v3

.github/workflows/deploy.yml

@@ -79,7 +79,7 @@ jobs:
           fetch-depth: 0
       -
         name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
       -
         name: Build website
         uses: docker/bake-action@v3

.github/workflows/validate-upstream.yml

@@ -69,7 +69,7 @@ jobs:
             }
       -
         name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
       -
         name: Validate
         uses: docker/bake-action@v3