Bump rubocop from 1.11.0 to 1.12.1

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.11.0 to 1.12.1.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v1.11.0...v1.12.1)

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

Author: dependabot[bot]

Gemfile

@@ -9,5 +9,5 @@ gem 'cocoapods'
 # fastlane plugins
 
 group :development do
-  gem 'rubocop', '~> 1.11'
+  gem 'rubocop', '~> 1.12'
 end

Gemfile.lock

@@ -204,7 +204,7 @@ GEM
     netrc (0.11.0)
     os (1.1.1)
     parallel (1.20.1)
-    parser (3.0.0.0)
+    parser (3.0.1.0)
       ast (~> 2.4.1)
     plist (3.6.0)
     public_suffix (4.0.6)
@@ -216,9 +216,9 @@ GEM
       declarative-option (< 0.2.0)
       uber (< 0.2.0)
     retriable (3.1.2)
-    rexml (3.2.4)
+    rexml (3.2.5)
     rouge (2.0.7)
-    rubocop (1.11.0)
+    rubocop (1.12.1)
       parallel (~> 1.10)
       parser (>= 3.0.0.0)
       rainbow (>= 2.2.2, < 4.0)
@@ -281,7 +281,7 @@ DEPENDENCIES
   fastlane
   json
   netrc
-  rubocop (~> 1.11)
+  rubocop (~> 1.12)
   xcodeproj
 
 BUNDLED WITH