chore: Enable the new Rubocop rules (#7122)

fixes: https://linear.app/chatwoot/issue/CW-1574/renable-the-disabled-rubocop-rules

app/models/concerns/featurable.rb

@@ -6,7 +6,7 @@ module Featurable
     check_for_column: false
   }.freeze
 
-  FEATURE_LIST = YAML.safe_load(File.read(Rails.root.join('config/features.yml'))).freeze
+  FEATURE_LIST = YAML.safe_load(Rails.root.join('config/features.yml').read).freeze
 
   FEATURES = FEATURE_LIST.each_with_object({}) do |feature, result|
     result[result.keys.size + 1] = "feature_#{feature['name']}".to_sym
@@ -46,7 +46,7 @@ module Featurable
   end
 
   def all_features
-    FEATURE_LIST.map { |f| f['name'] }.index_with do |feature_name|
+    FEATURE_LIST.pluck('name').index_with do |feature_name|
       feature_enabled?(feature_name)
     end
   end