gtk fix sysconf

gui/libs/gtk3/gtk3.sysconf

@@ -1,8 +1,8 @@
 #!/bin/sh
 for dir in $(ls /usr/share/icons) ; do
-    if [[ -d "/usr/share/icons/$dir" ]] ; then
+    if [ -d "/usr/share/icons/$dir" ] ; then
         current=$(date +%s -r "/usr/share/icons/$dir")
-        last=$(cat /var/lib/ymp/sysconf/gtk3/"$dir"-update.date)
+        last=$(cat /var/lib/ymp/sysconf/gtk3/"$dir"-update.date 2>/dev/null)
         if [ "$current" != "$last" ] ; then
             gtk-update-icon-cache "/usr/share/icons/$dir"
         fi
@@ -10,7 +10,7 @@ for dir in $(ls /usr/share/icons) ; do
     fi
 done
 current=$(date +%s -r /usr/lib64/gtk-3.0)
-last=$(cat /var/lib/ymp/sysconf/gtk3/immodules-update.date)
+last=$(cat /var/lib/ymp/sysconf/gtk3/immodules-update.date 2>/dev/null)
 if [ "$current" != "$last" ] ; then
     gtk-query-immodules-3.0 --update-cache
     date +%s -r "/usr/lib64/gtk-3.0" > /var/lib/ymp/sysconf/gtk3/immodules-update.date