Bump rubocop from 0.79.0 to 0.80.1

Bumps [rubocop](https://github.com/rubocop-hq/rubocop) from 0.79.0 to 0.80.1.
- [Release notes](https://github.com/rubocop-hq/rubocop/releases)
- [Changelog](https://github.com/rubocop-hq/rubocop/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rubocop-hq/rubocop/compare/v0.79.0...v0.80.1)

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

Gemfile

@@ -63,7 +63,7 @@ end
 group :development, :test do
   gem 'byebug'
   gem 'listen'
-  gem "rubocop", "~> 0.79", require: false
+  gem "rubocop", "~> 0.80", require: false
 end
 
 group :test do

Gemfile.lock

@@ -150,7 +150,7 @@ GEM
       mimemagic (~> 0.3.0)
       terrapin (~> 0.6.0)
     parallel (1.19.1)
-    parser (2.7.0.1)
+    parser (2.7.0.4)
       ast (~> 2.4.0)
     puma (4.3.1)
       nio4r (~> 2.0)
@@ -197,15 +197,17 @@ GEM
     ref (2.0.0)
     reverse_markdown (1.4.0)
       nokogiri
+    rexml (3.2.4)
     rspec-expectations (3.9.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
     rspec-support (3.9.2)
-    rubocop (0.79.0)
+    rubocop (0.80.1)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
       parser (>= 2.7.0.1)
       rainbow (>= 2.2.2, < 4.0)
+      rexml
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 1.7)
     ruby-progressbar (1.10.1)
@@ -276,7 +278,7 @@ GEM
       thread_safe (~> 0.1)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)
-    unicode-display_width (1.6.0)
+    unicode-display_width (1.6.1)
     uniform_notifier (1.13.0)
     websocket-driver (0.7.1)
       websocket-extensions (>= 0.1.0)
@@ -318,7 +320,7 @@ DEPENDENCIES
   rails-dom-testing (~> 2.0.0)
   rails_autolink
   rspec-expectations
-  rubocop (~> 0.79)
+  rubocop (~> 0.80)
   sanitize (~> 5.1)
   sass-rails (~> 5.0)
   selenium-webdriver (~> 3.142)