Build(deps): Bump raindrops from 0.19.2 to 0.20.0 (#15222)

Bumps [raindrops](https://yhbt.net/raindrops/) from 0.19.2 to 0.20.0.

---
updated-dependencies:
- dependency-name: raindrops
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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

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

Gemfile.lock

@@ -335,7 +335,7 @@ GEM
       rake (>= 0.13)
       thor (~> 1.0)
     rainbow (3.0.0)
-    raindrops (0.19.2)
+    raindrops (0.20.0)
     rake (13.0.6)
     rb-fsevent (0.11.0)
     rb-inotify (0.10.1)