Merge pull request #1894 from AkihiroSuda/hub-to-gh

release.yml: migrate from `hub` to `gh`

Author: AkihiroSuda

.github/workflows/release.yml

@@ -98,6 +98,4 @@ jobs:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       run: |
         tag="${GITHUB_REF##*/}"
-        asset_flags=()
-        for f in _artifacts/*; do asset_flags+=("-a" "$f"); done
-        hub release create "${asset_flags[@]}" -F /tmp/release-note.txt --draft "${tag}"
+        gh release create -F /tmp/release-note.txt --draft "${tag}" _artifacts/*