Improve method name

Code review identified two method names that were likely to be misleading in the future. This
updates the newly introduced method to be less similar to the existing method.

Author: JPrevost

app/models/normalize_primo_common.rb

@@ -52,13 +52,15 @@ def sanitize_authors(authors)
     authors.map { |author| author.strip.gsub(/\$\$Q.*$/, '') }
   end
 
+  # author_link constructs a link to Primo as an exact creator search
   def author_link(author)
     [ENV.fetch('MIT_PRIMO_URL', nil), '/discovery/search?query=creator,exact,',
-     clean_author(author), '&tab=', ENV.fetch('PRIMO_MAIN_VIEW_TAB', nil), '&search_scope=all&vid=',
+     encode_author(author), '&tab=', ENV.fetch('PRIMO_MAIN_VIEW_TAB', nil), '&search_scope=all&vid=',
      ENV.fetch('PRIMO_VID', nil)].join
   end
 
-  def clean_author(author)
+  # encode_author ensures author components are URI encoded
+  def encode_author(author)
     URI.encode_uri_component(author)
   end