Get rid of RuboCop markdown (#3557)

Author: vinistock

.rubocop.yml

@@ -3,7 +3,6 @@ inherit_gem:
 
 require:
   - rubocop-sorbet
-  - rubocop-md
   - rubocop-minitest
   - rubocop-rake
   - ./lib/rubocop/cop/ruby_lsp/use_language_server_aliases

Gemfile

@@ -13,7 +13,6 @@ group :development do
   gem "mocha", "~> 2.3"
   gem "psych", "~> 5.1", require: false
   gem "rake", "~> 13.2"
-  gem "rubocop-md", "~> 1.2.0", require: false
   gem "rubocop-minitest", "~> 0.36.0", require: false
   gem "rubocop-rake", "~> 0.6.0", require: false
   gem "rubocop-shopify", "~> 2.15", require: false

Gemfile.lock

@@ -71,8 +71,6 @@ GEM
       unicode-display_width (>= 2.4.0, < 4.0)
     rubocop-ast (1.38.0)
       parser (>= 3.3.1.0)
-    rubocop-md (1.2.4)
-      rubocop (>= 1.45)
     rubocop-minitest (0.36.0)
       rubocop (>= 1.61, < 2.0)
       rubocop-ast (>= 1.31.1, < 2.0)
@@ -137,7 +135,6 @@ DEPENDENCIES
   psych (~> 5.1)
   rake (~> 13.2)
   rubocop (~> 1.70)
-  rubocop-md (~> 1.2.0)
   rubocop-minitest (~> 0.36.0)
   rubocop-rake (~> 0.6.0)
   rubocop-shopify (~> 2.15)

lib/ruby_lsp/setup_bundler.rb

@@ -12,9 +12,9 @@
 require "time"
 require "uri"
 
-# This file is a script that will configure a composed bundle for the Ruby LSP. The composed bundle allows developers to use
-# the Ruby LSP without including the gem in their application's Gemfile while at the same time giving us access to the
-# exact locked versions of dependencies.
+# This file is a script that will configure a composed bundle for the Ruby LSP. The composed bundle allows developers to
+# use the Ruby LSP without including the gem in their application's Gemfile while at the same time giving us access to
+# the exact locked versions of dependencies.
 
 Bundler.ui.level = :silent