Bump jquery-rails from 4.5.1 to 4.6.0 (#2396)

Bumps [jquery-rails](https://github.com/rails/jquery-rails) from 4.5.1 to 4.6.0.
- [Changelog](https://github.com/rails/jquery-rails/blob/master/CHANGELOG.md)
- [Commits](rails/jquery-rails@v4.5.1...v4.6.0)

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

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

Gemfile.lock

@@ -163,7 +163,7 @@ GEM
       rails-i18n
       rainbow (>= 2.2.2, < 4.0)
       terminal-table (>= 1.5.1)
-    jquery-rails (4.5.1)
+    jquery-rails (4.6.0)
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)