xterm: fix dependencies

xterm doesn't need the xserver to build.

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/xterm/xterm.mk

@@ -7,7 +7,7 @@
 XTERM_VERSION = 267
 XTERM_SOURCE = xterm-$(XTERM_VERSION).tgz
 XTERM_SITE = ftp://invisible-island.net/xterm
-XTERM_DEPENDENCIES = ncurses xserver_xorg-server xlib_libXaw
+XTERM_DEPENDENCIES = ncurses xlib_libXaw
 XTERM_INSTALL_TARGET_OPT = DESTDIR=$(TARGET_DIR) install
 
 $(eval $(call AUTOTARGETS,package,xterm))