fix buf push tag on release

the buf github action does not support
configuring the tag to be pushed, so it
always defaults to pushing the github SHA.

This changes the action to push the tag
to BSR with the ref_name instead of the commit
SHA.

Author: vroldanbet

.github/workflows/release.yaml

@@ -12,7 +12,9 @@ jobs:
       - uses: "actions/checkout@v3"
       - uses: "bufbuild/buf-setup-action@v1"
         with:
-          version: "1.22.0"
-      - uses: "bufbuild/buf-push-action@v1"
-        with:
-          buf_token: "${{ secrets.BUF_REGISTRY_TOKEN }}"
+          version: "1.30.0"
+      - name: "push release name to BSR"
+        run:
+          "buf push --tag ${{ github.ref_name }}"
+        env:
+          BUF_TOKEN: "${{ secrets.BUF_REGISTRY_TOKEN }}"