Minor grammar on rapid7#5030, Adobe Flash

[See rapid7#5030]

Author: Tod Beardsley

modules/exploits/windows/browser/adobe_flash_worker_byte_array_uaf.rb

@@ -15,11 +15,11 @@ def initialize(info={})
     super(update_info(info,
       'Name'                => 'Adobe Flash Player ByteArray With Workers Use After Free',
       'Description'         => %q{
-        This module exploits an use after free vulnerability in Adobe Flash Player. The
+        This module exploits a use-after-free vulnerability in Adobe Flash Player. The
         vulnerability occurs when the ByteArray assigned to the current ApplicationDomain
-        is freed from an ActionScript worker, who can fill the memory and notify the main
+        is freed from an ActionScript worker, which can fill the memory and notify the main
         thread to corrupt the new contents. This module has been tested successfully on
-        Windows 7 SP1 (32 bits), IE 8 to IE 11 and Flash 16.0.0.296.
+        Windows 7 SP1 (32 bit), IE 8 to IE 11 and Flash 16.0.0.296.
       },
       'License'             => MSF_LICENSE,
       'Author'              =>