Update directories.

build/build-stormux.sh

@@ -157,7 +157,10 @@ echo -e "root\nroot" | passwd "root"
 # Set the password for the stormux user
 echo -e "stormux\nstormux" | passwd "stormux"
 # Change to the stormux user and install some packages
-sudo su - stormux
+sudo -iu stormux
+# Create desktop, downloads, music, and other directories.
+xdg-user-dirs-update
+# Install the yay package manager
 git clone https://aur.archlinux.org/yay.git
 cd yay
 makepkg -si --noconfirm