Ensure sidetext logo is installed

Author: TheSonicMaster

build-system.sh

@@ -6927,7 +6927,7 @@ install -Dm644 backgrounds/* /usr/share/backgrounds/xfce
 mv /usr/share/backgrounds/xfce/xfce-verticals.png /usr/share/backgrounds/xfce/xfce-verticals1.png
 ln -s MassOS-Contemporary.png /usr/share/backgrounds/xfce/xfce-verticals.png
 # Additional MassOS files.
-install -t /usr/share/massos -Dm644 LICENSE builtins massos-logo.png massos-logo-small.png massos-logo-extrasmall.png massos-logo-notext.png
+install -t /usr/share/massos -Dm644 LICENSE builtins massos-logo.png massos-logo-small.png massos-logo-extrasmall.png massos-logo-notext.png massos-logo-sidetext.png
 # Install Neofetch.
 curl --fail-with-body -s https://raw.githubusercontent.com/TheSonicMaster/neofetch/bc2a8e60dbbd3674f4fa4dd167f904116eb07055/neofetch -o /usr/bin/neofetch
 chmod 755 /usr/bin/neofetch