Bump rubygems/release-gem from 1.1.2 to 1.2.0

Bumps [rubygems/release-gem](https://github.com/rubygems/release-gem) from 1.1.2 to 1.2.0.
- [Release notes](https://github.com/rubygems/release-gem/releases)
- [Commits](rubygems/release-gem@1c162a7...6317d8d)

---
updated-dependencies:
- dependency-name: rubygems/release-gem
  dependency-version: 1.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/push_gem.yml

@@ -29,4 +29,4 @@ jobs:
           bundler-cache: true
           ruby-version: '3.4'
 
-      - uses: rubygems/release-gem@1c162a739e8b4cb21a676e97b087e8268d8fc40b # v1.1.2
+      - uses: rubygems/release-gem@6317d8d1f7e28c24d28f6eff169ea854948bd9f7 # v1.2.0