fixed WikiEducationFoundation#5588

lib/training/wiki_training_loader.rb

@@ -96,12 +96,12 @@ def wiki_source_pages
     # To handle more than 500 pages linked from the source page,
     # we'll need to update this to use 'continue'.
     query_params = { prop: 'links', titles: @wiki_base_page, pllimit: 500 }
-    links = []
+    finalLinks = []
     begin
       response = WikiApi.new(MetaWiki.new).query(query_params)
       loop do
         current_links = response.dig('pages', @wiki_base_page, 'links') || []
-        links.concat(current_links.map { |page| page['title'] })
+        finalLinks.concat(current_links.map { |page| page['title'] })
 
         @continue = response['continue']&.fetch('plcontinue', 'done')
         break if @continue == 'done'
@@ -111,7 +111,7 @@ def wiki_source_pages
     rescue StandardError => e
       raise InvalidWikiContentError, "could not get links from '#{@wiki_base_page}': #{e.message}"
     end
-    links
+    finalLinks
   end
 
   def listed_wiki_source_pages