Remove setup of 'input' group from Linux packaging scripts

src_assets/linux/misc/postinst

@@ -1,17 +1,5 @@
 #!/bin/sh
 
-export GROUP_INPUT=input
-
-if [ -f /etc/group ]; then
-        if ! grep -q $GROUP_INPUT /etc/group; then
-                echo "Creating group $GROUP_INPUT"
-
-                groupadd $GROUP_INPUT
-        fi
-else
-        echo "Warning: /etc/group not found"
-fi
-
 # Ensure Sunshine can grab images from KMS
 path_to_setcap=$(which setcap)
 if [ -x "$path_to_setcap" ] ; then