Bump rails-timeago from 2.19.1 to 2.20.0

Bumps [rails-timeago](https://github.com/jgraichen/rails-timeago) from 2.19.1 to 2.20.0.
- [Release notes](https://github.com/jgraichen/rails-timeago/releases)
- [Changelog](https://github.com/jgraichen/rails-timeago/blob/main/CHANGELOG.md)
- [Commits](https://github.com/jgraichen/rails-timeago/compare/v2.19.1...v2.20.0)

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

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

Gemfile.lock

@@ -345,9 +345,9 @@ GEM
     rails-i18n (7.0.3)
       i18n (>= 0.7, < 2)
       railties (>= 6.0.0, < 8)
-    rails-timeago (2.19.1)
-      actionpack (>= 3.1)
-      activesupport (>= 3.1)
+    rails-timeago (2.20.0)
+      actionpack (>= 5.2)
+      activesupport (>= 5.2)
     rails_admin (2.2.1)
       activemodel-serializers-xml (>= 1.0)
       builder (~> 3.1)