Bump twitter_cldr from 6.12.0 to 6.12.1

Bumps [twitter_cldr](https://github.com/twitter/twitter-cldr-rb) from 6.12.0 to 6.12.1.
- [Changelog](https://github.com/twitter/twitter-cldr-rb/blob/master/CHANGELOG.md)
- [Commits](https://github.com/twitter/twitter-cldr-rb/commits/v6.12.1)

---
updated-dependencies:
- dependency-name: twitter_cldr
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -51,7 +51,7 @@ GEM
     rubocop-ast (1.31.3)
       parser (>= 3.3.1.0)
     ruby-progressbar (1.13.0)
-    twitter_cldr (6.12.0)
+    twitter_cldr (6.12.1)
       camertron-eprun
       cldr-plurals-runtime-rb (~> 1.1)
       tzinfo