Bump rubocop-rails from 2.19.1 to 2.22.1

Bumps [rubocop-rails](https://github.com/rubocop/rubocop-rails) from 2.19.1 to 2.22.1.
- [Release notes](https://github.com/rubocop/rubocop-rails/releases)
- [Changelog](https://github.com/rubocop/rubocop-rails/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-rails@v2.19.1...v2.22.1)

---
updated-dependencies:
- dependency-name: rubocop-rails
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -287,8 +287,9 @@ GEM
       sawyer (~> 0.9)
     os_map_ref (0.5.0)
     parallel (1.23.0)
-    parser (3.2.2.1)
+    parser (3.2.2.4)
       ast (~> 2.4.1)
+      racc
     pg (1.5.4)
     phonelib (0.8.5)
     poltergeist (1.18.1)
@@ -345,7 +346,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rbtree3 (0.7.1)
-    regexp_parser (2.8.1)
+    regexp_parser (2.8.2)
     rest-client (2.1.0)
       http-accept (>= 1.7.0, < 2.0)
       http-cookie (>= 1.0.2, < 2.0)
@@ -386,13 +387,13 @@ GEM
       rubocop-ast (>= 1.28.0, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.29.0)
+    rubocop-ast (1.30.0)
       parser (>= 3.2.1.0)
     rubocop-capybara (2.18.0)
       rubocop (~> 1.41)
     rubocop-factory_bot (2.23.1)
       rubocop (~> 1.33)
-    rubocop-rails (2.19.1)
+    rubocop-rails (2.22.1)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.33.0, < 2.0)
@@ -445,7 +446,7 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.8.2)
-    unicode-display_width (2.4.2)
+    unicode-display_width (2.5.0)
     uniform_notifier (1.16.0)
     validates_email_format_of (1.7.2)
       i18n