updated module reference of openmediavault_cmd_exec

Author: h00die-gr3y

modules/exploits/unix/webapp/openmediavault_auth_cron_rce.rb

@@ -250,7 +250,7 @@ def check
       if @version_number.between?(Rex::Version.new('1.0.0'), Rex::Version.new('7.3.1-1'))
         return CheckCode::Vulnerable("Version #{@version_number}")
       else
-        return CheckCode::Appears("Version #{@version_number} can be exploited with module exploit/multi/http/openmediavault_cmd_exec") if @version_number < Rex::Version.new('1.0.0')
+        return CheckCode::Appears("Version #{@version_number} can be exploited with module exploit/unix/webapp/openmediavault_cmd_exec") if @version_number < Rex::Version.new('1.0.0')
 
         return CheckCode::Detected("Version #{@version_number}")
       end