Remove unused libs

sif/rocky8vis.def

@@ -3,37 +3,27 @@ From: ghcr.io/nesi/nesi-virtual-desktops/rocky8:latest
 
 %post
 
-    dnf -y install epel-release
-
-    dnf -y install libXp # For ANSYS EM
-    dnf -y install libX11
-    dnf -y install libXext
+    dnf config-manager --set-enabled powertools
 
     dnf -y install qt5-devel
 
-    dnf -y install mesa-libGL
-    dnf -y install mesa-libGL-devel
-    dnf -y install mesa-libGLU
-    dnf -y install mesa-libGLU-devel
-
-    dnf config-manager --set-enabled powertools
     dnf -y copr enable stenstorp/lightdm
     dnf -y --setopt=group_package_types="mandatory" groupinstall "xfce" # Most default is trash.
     dnf -y install lightdm
     dnf -y install slurm-gui
 
-    wget -q https://sourceforge.net/projects/virtualgl/files/2.6.5/VirtualGL-2.6.5.x86_64.rpm
+    wget -nv https://sourceforge.net/projects/virtualgl/files/2.6.5/VirtualGL-2.6.5.x86_64.rpm
     dnf -y install VirtualGL-2.6.5.x86_64.rpm
-    rm -f VirtualGL-2.6.5.x86_64.rpm
+    rm -vf VirtualGL-2.6.5.x86_64.rpm
 
     TURBOVNC_VERSION=2.2.4
-    wget https://sourceforge.net/projects/turbovnc/files/${TURBOVNC_VERSION}/turbovnc-${TURBOVNC_VERSION}.x86_64.rpm -q
+    wget -nv https://sourceforge.net/projects/turbovnc/files/${TURBOVNC_VERSION}/turbovnc-${TURBOVNC_VERSION}.x86_64.rpm -q
     dnf install -y turbovnc-${TURBOVNC_VERSION}.x86_64.rpm
-    rm -f turbovnc-${TURBOVNC_VERSION}.x86_64.rpm
+    rm -vf turbovnc-${TURBOVNC_VERSION}.x86_64.rpm
 
     # Websockify
     mkdir -p /opt/websockify
-  	wget https://github.com/novnc/websockify/archive/master.tar.gz -q -O - | tar xzf - -C /opt/websockify --strip-components=1
+  	wget -nv https://github.com/novnc/websockify/archive/master.tar.gz -q -O - | tar xzf - -C /opt/websockify --strip-components=1
 
     # noVNC
     mkdir -p /opt/noVNC