v2.2.0

[xt0rted]

• Bumped @actions/core from 1.2.6 to 1.4.0
• Bumped @actions/github from 4.0.0 to 5.0.0
• Increased the number of commits checked from 30 to 250.
  This is a limit of GitHub's API so if you're working on a really large PR your fixup commits might not be detected.

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This discussion was created from the release v2.2.0: Merge pull request #132 from xt0rted/new-release.