libxfce4ui: update spkgbuild, remove gtk2 dep

main/libxfce4ui/.pkgfiles

@@ -1,4 +1,4 @@
-libxfce4ui-4.18.4-1
+libxfce4ui-4.18.4-2
 drwxr-xr-x root/root    etc/
 drwxr-xr-x root/root    etc/xdg/
 drwxr-xr-x root/root    etc/xdg/xfce4/

main/libxfce4ui/spkgbuild

@@ -1,9 +1,10 @@
-# description	: GTK+ 2 widgets that are used by other Xfce applications
-# depends	: gtk2 xfconf gtk3 startup-notification libxfce4util
+# description	: Widgets library for the Xfce desktop environment
+# homepage	: https://www.xfce.org/
+# depends	: gtk3 libxfce4util startup-notification xfconf
 
 name=libxfce4ui
 version=4.18.4
-release=1
+release=2
 source="http://archive.xfce.org/src/xfce/$name/${version%.*}/$name-$version.tar.bz2"
 
 build() {
@@ -12,5 +13,4 @@ build() {
 	./configure --prefix=/usr --sysconfdir=/etc
 	make
 	make DESTDIR=$PKG install
-
 }