Run rubocop --fix-layout and remove encoding comments

app/models/article_category.rb

@@ -1,6 +1,5 @@
 # Article category
 class ArticleCategory < ApplicationRecord
-
   # @!attribute name
   #   @return [String] Title of the category.
   # @!attrubute description
@@ -34,15 +33,16 @@ class ArticleCategory < ApplicationRecord
   # TODO more intelligence like remembering earlier associations (global and/or per-supplier)
   def self.find_match(category)
     return if category.blank? || category.length < 3
+
     c = nil
     ## exact match - not needed, will be returned by next query as well
-    #c ||= ArticleCategory.where(name: category).first
+    # c ||= ArticleCategory.where(name: category).first
     # case-insensitive substring match (take the closest match = shortest)
     c = ArticleCategory.where('name LIKE ?', "%#{category}%") unless c && c.any?
     # case-insensitive phrase present in category description
-    c = ArticleCategory.where('description LIKE ?', "%#{category}%").select {|s| s.description.match /(^|,)\s*#{category}\s*(,|$)/i} unless c && c.any?
+    c = ArticleCategory.where('description LIKE ?', "%#{category}%").select { |s| s.description.match /(^|,)\s*#{category}\s*(,|$)/i } unless c && c.any?
     # return closest match if there are multiple
-    c = c.sort_by {|s| s.name.length}.first if c.respond_to? :sort_by
+    c = c.sort_by { |s| s.name.length }.first if c.respond_to? :sort_by
     c
   end
 
@@ -52,5 +52,4 @@ class ArticleCategory < ApplicationRecord
   def check_for_associated_articles
     raise I18n.t('activerecord.errors.has_many_left', collection: Article.model_name.human) if articles.undeleted.exists?
   end
-
 end