Update documentation/modules/exploit/multi/http/splunk_upload_app_exec.md

Co-Authored-By: avanzo <matteo@malvica.com>

documentation/modules/exploit/multi/http/splunk_upload_app_exec.md

@@ -20,7 +20,7 @@ This module has been tested successfully against:
   3. Set required variables (you will need admin credentials)
   4. Do: ```SET LHOST [ip]```
   5. Do: ```SET RHOST [ip]```
-  8. Set a payload: 
+  6. Set a payload: 
      * If targeting linux or macos the payload ```cmd/unix/reverse_python``` will be automatically selected.
      * If targeting windows the payload ```cmd/windows/adduser``` will be automatically selected.