fixup! Rakefile

Author: toshimaru

Rakefile

@@ -68,10 +68,9 @@ def generate_src(target_version: nil)
 
   cd target_dir do
     cp INDEX_HTML, 'index.html'
-
     return if target_version.nil?
 
-    # Replace absolute path in navigation.html
+    # Prepend version number to the absolute path in navigation.html
     content = File.read('navigation.html')
     content.gsub!('<a href="/', "<a href=\"/#{target_version}/")
     File.write('navigation.html', content)