Fix print message

modules/exploits/multi/http/struts_code_exec_classloader.rb

@@ -227,7 +227,7 @@ class Metasploit3 < Msf::Exploit::Remote
   # Used with SMB targets
   def primer
     self.file_contents = payload.encoded
-    print_status("File available on #{unc}...")
+    print_status("JSP payload available on #{unc}...")
 
     print_status("#{peer} - Modifying Class Loader...")
     send_request_cgi({