[PLAY-1512] Adds New RC Flow (#3637)

**What does this PR do?** A clear and concise description with your
runway ticket url.


**Screenshots:** Screenshots to visualize your addition/change


**How to test?** Steps to confirm the desired behavior:
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2. Click on '....'
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#### Checklist:
- [ ] **LABELS** Add a label: `enhancement`, `bug`, `improvement`, `new
kit`, `deprecated`, or `breaking`. See [Changelog &
Labels](https://github.com/powerhome/playbook/wiki/Changelog-&-Labels)
for details.
- [ ] **DEPLOY** I have added the `milano` label to show I'm ready for a
review.
- [ ] **TESTS** I have added test coverage to my code.

.github/workflows/github-actions-release-candidate.yml

@@ -45,9 +45,9 @@ jobs:
           
           # Check if current version already has an RC
           if [[ $current_npm_version == *"-rc."* ]]; then
-            new_npm_version=$(npm version prerelease --preid=rc)
+            new_npm_version=$(yarn version --prerelease --preid rc)
           else
-            new_npm_version=$(npm version preminor --preid=rc)
+            new_npm_version=$(yarn version --preminor --preid rc)
           fi
           
           new_npm_version=${new_npm_version#v}