Merge pull request #87 from upbound/renovate/docker-setup-buildx-action-digest

chore(deps): update docker/setup-buildx-action digest to 2b51285

Author: ytsarev

.github/workflows/ci.yaml

@@ -36,7 +36,7 @@ jobs:
           platforms: all
 
       - name: Setup Docker Buildx
-        uses: docker/setup-buildx-action@0d103c3126aa41d772a8362f6aa67afac040f80c # v3
+        uses: docker/setup-buildx-action@2b51285047da1547ffb1b2203d8be4c0af6b1f20 # v3
         with:
           version: ${{ env.DOCKER_BUILDX_VERSION }}
           install: true