Minor word choice changes

[See rapid7#4804]

Author: Tod Beardsley

modules/exploits/multi/misc/persistent_hpca_radexec_exec.rb

@@ -17,8 +17,9 @@ def initialize(info = {})
       'Description'    => %q{
         This module exploits a command injection vulnerability on HP Client Automation, distributed
         actually as Persistent Systems Client Automation. The vulnerability exists in the Notify
-        Daemon (radexecd.exe), which doesn't authenticate execution requests by default neither.
-        This module has been tested successfully on HP Client Automation 9.00 over Windows 2003 SP2
+        Daemon (radexecd.exe), which doesn't authenticate execution requests by default.
+
+        This module has been tested successfully on HP Client Automation 9.00 on Windows 2003 SP2
         and CentOS 5.
       },
       'Author'         =>