Bump rake from 13.0.6 to 13.2.1

Bumps [rake](https://github.com/ruby/rake) from 13.0.6 to 13.2.1.
- [Release notes](https://github.com/ruby/rake/releases)
- [Changelog](https://github.com/ruby/rake/blob/master/History.rdoc)
- [Commits](ruby/rake@v13.0.6...v13.2.1)

---
updated-dependencies:
- dependency-name: rake
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -172,7 +172,7 @@ GEM
     rack-test (2.1.0)
       rack (>= 1.3)
     rainbow (3.1.1)
-    rake (13.0.6)
+    rake (13.2.1)
     rdoc (6.7.0)
       psych (>= 4.0.0)
     regexp_parser (2.9.2)