Remove extra def report_cred in vbulletin_vote_sqli_exec

Author: wchen-r7

modules/exploits/unix/webapp/vbulletin_vote_sqli_exec.rb

@@ -371,32 +371,6 @@ def on_new_session(session)
     end
   end
 
-  def report_cred(opts)
-    service_data = {
-      address: opts[:ip],
-      port: opts[:port],
-      service_name: opts[:service_name],
-      protocol: 'tcp',
-      workspace_id: myworkspace_id
-    }
-
-    credential_data = {
-      origin_type: :service,
-      module_fullname: fullname,
-      username: opts[:user],
-      private_data: opts[:password],
-      private_type: :password
-    }.merge(service_data)
-
-    login_data = {
-      core: create_credential(credential_data),
-      status: Metasploit::Model::Login::Status::UNTRIED,
-      proof: opts[:proof]
-    }.merge(service_data)
-
-    create_credential_login(login_data)
-  end
-
   def report_cred(opts)
     service_data = {
       address: opts[:ip],