Update content/hardware/04.pro/boards/portenta-x8/tutorials/01.user-manual/content.md

Co-authored-by: Christopher Méndez <49886387+mcmchris@users.noreply.github.com>

Author: TaddyHC

content/hardware/04.pro/boards/portenta-x8/tutorials/01.user-manual/content.md

@@ -45,7 +45,7 @@ So, let's have a look at its technical specifications.
 
 ### Board Architecture Overview
 
-Portenta X8 is a powerful, industrial-grade System on a Module that combines a Yocto Linux distribution with the well-known Arduino environment.
+Portenta X8 is a powerful, industrial-grade System-on-Module (SoM) that combines a Yocto Linux distribution with the well-known Arduino environment.
 
 ![Portenta X8 Tech Specs](assets/portenta_x8_call_outs.png "Portenta X8 Tech Specs")