Bump rubygems/configure-rubygems-credentials from 2.0.0 to 2.1.0

Bumps [rubygems/configure-rubygems-credentials](https://github.com/rubygems/configure-rubygems-credentials) from 2.0.0 to 2.1.0.
- [Release notes](https://github.com/rubygems/configure-rubygems-credentials/releases)
- [Commits](rubygems/configure-rubygems-credentials@v2.0.0...v2.1.0)

---
updated-dependencies:
- dependency-name: rubygems/configure-rubygems-credentials
  dependency-version: 2.1.0
  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

@@ -44,7 +44,7 @@ jobs:
         shell: bash
 
       - name: Configure trusted publishing credentials
-        uses: rubygems/configure-rubygems-credentials@v2.0.0
+        uses: rubygems/configure-rubygems-credentials@v2.1.0
 
       - name: Install dependencies
         run: gem install rake-compiler