Land rapid7#8584, remove meterpreter TLVs for dead code

Author: egypt

lib/rex/post/meterpreter/packet.rb

@@ -106,9 +106,6 @@ module Meterpreter
 TLV_TYPE_MACHINE_ID          = TLV_META_TYPE_STRING | 460
 TLV_TYPE_UUID                = TLV_META_TYPE_RAW    | 461
 
-TLV_TYPE_CIPHER_NAME         = TLV_META_TYPE_STRING | 500
-TLV_TYPE_CIPHER_PARAMETERS   = TLV_META_TYPE_GROUP  | 501
-
 #
 # Core flags
 #

spec/lib/rex/post/meterpreter/packet_spec.rb

@@ -83,7 +83,7 @@
 
     context "Any non group TLV_TYPE" do
       subject(:tlv_types){
-        excludedTypes = ["TLV_TYPE_ANY", "TLV_TYPE_EXCEPTION", "TLV_TYPE_CHANNEL_DATA_GROUP", "TLV_TYPE_TRANS_GROUP", "TLV_TYPE_CIPHER_PARAMETERS"]
+        excludedTypes = ["TLV_TYPE_ANY", "TLV_TYPE_EXCEPTION", "TLV_TYPE_CHANNEL_DATA_GROUP", "TLV_TYPE_TRANS_GROUP"]
         typeList = []
         Rex::Post::Meterpreter.constants.each do |type|
           typeList << type.to_s if type.to_s.include?("TLV_TYPE") && !excludedTypes.include?(type.to_s)