psmisc: use the new gettext logic

This commit switches to use the new gettext logic, which involves:

 - using TARGET_NLS_DEPENDENCIES instead of hand-encoded dependencies
   on gettext/host-gettext

 - dropping BR2_PACKAGE_GETTEXT selection

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/psmisc/Config.in

@@ -2,7 +2,6 @@ config BR2_PACKAGE_PSMISC
 	bool "psmisc"
 	depends on BR2_PACKAGE_BUSYBOX_SHOW_OTHERS
 	select BR2_PACKAGE_NCURSES
-	select BR2_PACKAGE_GETTEXT if BR2_NEEDS_GETTEXT_IF_LOCALE
 	help
 	  Helpful /proc related utilities such as pstree, fuser, and killall
 

package/psmisc/psmisc.mk

@@ -9,7 +9,7 @@ PSMISC_SITE = http://downloads.sourceforge.net/project/psmisc/psmisc
 PSMISC_SOURCE = psmisc-$(PSMISC_VERSION).tar.xz
 PSMISC_LICENSE = GPL-2.0
 PSMISC_LICENSE_FILES = COPYING
-PSMISC_DEPENDENCIES = ncurses $(if $(BR2_NEEDS_GETTEXT_IF_LOCALE),gettext)
+PSMISC_DEPENDENCIES = ncurses $(TARGET_NLS_DEPENDENCIES)
 # Patching Makefile.am
 PSMISC_AUTORECONF = YES