fix from Jay Scott for windows native bug

Author: monkstone

lib/jruby_art/native_folder.rb

@@ -30,8 +30,8 @@ def name
       return format(LINUX_FORMAT, ARM32) if /arm/.match?(bit)
     end
     if WIN_PATTERNS.any? { |pat| pat =~ os }
-      return format(WINDOWS_FORMAT, '64') if /64/.match?(bit)
-      return format(WINDOWS_FORMAT, '32') if /32/.match?(bit)
+      return format(WIN_FORMAT, '64') if /64/.match?(bit)
+      return format(WIN_FORMAT, '32') if /32/.match?(bit)
     end
     raise 'Unsupported Architecture'
   end