Rescue InvalidWordCount error

This is a cherry-pick of commit ea86da2 from PR rapid7#2656

Author: sho-luv

modules/auxiliary/scanner/smb/smb_login.rb

@@ -128,6 +128,8 @@ def check_login_status(domain, user, pass)
       status_code = e.get_error(e.error_code)
     rescue ::Rex::Proto::SMB::Exceptions::LoginError => e
       status_code = e.error_reason
+    rescue ::Rex::Proto::SMB::Exceptions::InvalidWordCount => e
+      status_code = e.error_reason
     ensure
       disconnect()
     end