remove mention of hp dataprotector from module doc

Author: wwebb-r7

documentation/modules/exploit/windows/misc/cisco_webex_ext.md

@@ -14,9 +14,6 @@ Cisco WebEx Chrome Extension 1.0.1 is known to be affected.
 
 **Using cisco_webex_ext**
 
-After the encrypted communication is enabled, you are ready to use
-hp_dataprotector_encrypted_comms. Here is what you do:
-
 1. Start msfconsole
 2. Do: ```use exploit/windows/misc/cisco_webex_ext```
 3. Do: ```set SRVHOST [IP ADDRESS]```