To uninstall x11-xserver-utils just follow these instructions.
sudo apt-get remove x11-xserver-utils
This will remove just the x11-xserver-utils package itself.
sudo apt-get remove --auto-remove x11-xserver-utils
This will remove the x11-xserver-utils package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for x11-xserver-utils then this will work.
sudo apt-get purge x11-xserver-utils
Or similarly, like this x11-xserver-utils
sudo apt-get purge --auto-remove x11-xserver-utils
|Maintainer||Debian X Strike Force <email@example.com>|
|Description||X server utilities the X libraries), and thus with some input and output hardware like a graphics card, monitor, keyboard, and pointing device (such as a mouse).|