Add gnome-terminal to UNITY_HWE_HINTS for universe flavours that get xvt by accident

live-build/auto/config

@@ -194,7 +194,7 @@ case $ARCH in
 esac
 HWE_X_PACKAGES="xserver-xorg-lts-utopic libegl1-mesa-drivers-lts-utopic xserver-xorg-video-all-lts-utopic"
 SIGNED_KERNEL_PACKAGE="linux-signed-generic-lts-utopic"
-UNITY_HWE_HINTS="unity-settings-daemon notify-osd libqt4-sql-sqlite unity"
+UNITY_HWE_HINTS="unity-settings-daemon notify-osd libqt4-sql-sqlite unity gnome-terminal"
 KUBUNTU_HWE_HINTS="pinentry-qt4 kde-baseapps-bin"
 EDUBUNTU_HWE_HINTS="gnome-session gnome-terminal"
 XUBUNTU_HWE_HINTS="lightdm-gtk-greeter unity-settings-daemon- unity-control-center- notification-daemon- libpanel-applet-4-0-"