Fix rubocop comments

Author: cmbuckley

lib/jekyll-github-metadata/edit-link-tag.rb

@@ -72,12 +72,10 @@ def parts
       end
 
       def page_path
-        return page['path'] unless page['paginated']
+        return page["path"] unless page["paginated"]
 
         site.pages.dup.select do |page|
-          if page.pager and page.pager.page == 1
-            return page['path']
-          end
+          return page["path"] if page.pager && page.pager.page == 1
         end
       end