Add ability to be root / use sudo on prerequisites page

docs/installation/prerequisites.md

@@ -4,6 +4,7 @@
 
 - `curl`
 - `apt-get`
+- Ability to run as root or permission to use `sudo`
 
 If any package is not available on your system, or if you do not have permission to use said package, follow operating
 system guidance on installation and setup.