Fix check method

This isn't a check, so shouldn't be using the check method

modules/auxiliary/scanner/vmware/vmware_http_login.rb

@@ -39,7 +39,7 @@ class Metasploit3 < Msf::Auxiliary
 
 
   def run_host(ip)
-    return unless check
+    return unless is_vmware?
     each_user_pass { |user, pass|
       result = vim_do_login(user, pass)
       case result
@@ -62,7 +62,7 @@ class Metasploit3 < Msf::Auxiliary
 
 
   # Mostly taken from the Apache Tomcat service validator
-  def check
+  def is_vmware?
     soap_data =
       %Q|<env:Envelope xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:env="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
       <env:Body>