Only use gtk+2.0-maemo for Hildon (#1445)

aports/main/postmarketos-ui-hildon/APKBUILD

 pkgname=postmarketos-ui-hildon
 pkgver=1
-pkgrel=3
+pkgrel=4
 pkgdesc="(X11) Lightweight GTK+2 UI (optimized for single-touch touchscreens)"
 url="https://github.com/postmarketOS"
 arch="noarch"
 license="GPL3+"
 depends="
 	dbus-x11
+	gtk+2.0-maemo
 	hildon-desktop
 	hildon-theme-alpha
 	mesa

aports/main/postmarketos-ui-matchbox/APKBUILD

 pkgname=postmarketos-ui-matchbox
 pkgver=1
-pkgrel=1
+pkgrel=2
 pkgdesc="(X11) Very basic user interface for handhelds"
 url="https://matchbox-project.org"
 arch="noarch"
 license="GPL-2.0-only"
-depends="matchbox-common matchbox-panel matchbox-desktop matchbox-keyboard matchbox-window-manager xterm xorg-server dbus-x11 mesa-egl"
+depends="matchbox-common matchbox-panel matchbox-desktop matchbox-keyboard matchbox-window-manager xterm xorg-server dbus-x11 mesa-egl gtk+2.0"
 install="$pkgname.post-install"
 source="start_matchbox.sh"
 options="!check"

aports/main/postmarketos-ui-mate/APKBUILD

 pkgname=postmarketos-ui-mate
 pkgver=1
-pkgrel=2
+pkgrel=3
 pkgdesc="(X11) MATE Desktop Environment, fork of GNOME2 (stylus recommended)"
 url="http://mate-desktop.org/"
 arch="noarch"
 license="GPL3+"
-depends="mate-desktop-environment xorg-server dbus-x11 mesa-egl postmarketos-artwork-wallpapers"
+depends="mate-desktop-environment xorg-server dbus-x11 mesa-egl postmarketos-artwork-wallpapers gtk+2.0"
 makedepends=""
 install="$pkgname.post-install"
 subpackages=""

aports/main/postmarketos-ui-xfce4/APKBUILD

 pkgname=postmarketos-ui-xfce4
 pkgver=0.2
-pkgrel=1
+pkgrel=2
 pkgdesc="(X11) Lightweight GTK+2 desktop (stylus recommended)"
 url="https://github.com/postmarketOS/xfce4-phone"
 arch="noarch"
 license="GPL3"
-depends="xfce4 xorg-server mesa-egl postmarketos-artwork-wallpapers 
-	faenza-icon-theme xfce4-battery-plugin network-manager-applet 
-	xfce4-mixer gnome-keyring consolekit2 lxpolkit"
+depends="xfce4 xorg-server mesa-egl postmarketos-artwork-wallpapers
+	faenza-icon-theme xfce4-battery-plugin network-manager-applet
+	xfce4-mixer gnome-keyring consolekit2 lxpolkit gtk+2.0"
 makedepends=""
 install="$pkgname.post-install"
 subpackages=""