Bump rubygems/release-gem from 1.3.0 to 1.4.0

Bumps [rubygems/release-gem](https://github.com/rubygems/release-gem) from 1.3.0 to 1.4.0.
- [Release notes](https://github.com/rubygems/release-gem/releases)
- [Commits](rubygems/release-gem@f0d7faf...052cc82)

---
updated-dependencies:
- dependency-name: rubygems/release-gem
  dependency-version: 1.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/release.yml

@@ -35,4 +35,4 @@ jobs:
 
       # zizmor complains that 'v1' is a ref that can be provided by both the branch and tag namespaces.
       # specify that we want the v1 branch.
-      - uses: rubygems/release-gem@f0d7faff26625599a847d40d9fa28ace24c2aacc # v1.3.0
+      - uses: rubygems/release-gem@052cc82692552de3ef2b81fd670e41d13cba8092 # v1.4.0