Bump git from 1.9.1 to 1.13.1 (#348)

Bumps [git](https://github.com/ruby-git/ruby-git) from 1.9.1 to 1.13.1.
- [Release notes](https://github.com/ruby-git/ruby-git/releases)
- [Changelog](https://github.com/ruby-git/ruby-git/blob/master/CHANGELOG.md)
- [Commits](https://github.com/ruby-git/ruby-git/compare/v1.9.1...v1.13.1)

---
updated-dependencies:
- dependency-name: git
  dependency-type: indirect
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -114,7 +114,8 @@ GEM
     fourflusher (2.3.1)
     fuzzy_match (2.0.4)
     gh_inspector (1.1.3)
-    git (1.9.1)
+    git (1.13.1)
+      addressable (~> 2.8)
       rchardet (~> 1.8)
     httpclient (2.8.3)
     i18n (1.14.4)