Fix duplicate hash key "massage_array"

In modules/exploits/windows/browser/ms13_090_cardspacesigninhelper.rb.

Author: wvu

modules/exploits/windows/browser/ms13_090_cardspacesigninhelper.rb

@@ -109,7 +109,6 @@ def exploit_template(cli, target_info)
       "CardSpaceSigninHelper" => rand_text_alpha(5 + rand(5)),
       "get_code"              => rand_text_alpha(5 + rand(5)),
       "code"                  => rand_text_alpha(5 + rand(5)),
-      "massage_array"         => rand_text_alpha(5 + rand(5)),
       "required_claims"       => rand_text_alpha(5 + rand(5)),
       "massage_array"         => rand_text_alpha(5 + rand(5)),
       "massage_array_length"  => rand_text_alpha(5 + rand(5)),