libv4l: 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/libv4l/Config.in

@@ -19,7 +19,6 @@ comment "libv4l JPEG support not enabled"
 
 config BR2_PACKAGE_LIBV4L_UTILS
 	bool "v4l-utils tools"
-	select BR2_PACKAGE_GETTEXT if BR2_NEEDS_GETTEXT_IF_LOCALE
 	help
 	  v4l-utils is a collection of various video4linux and DVB utilities.
 	  Enable this if you want to build the following tools:

package/libv4l/libv4l.mk

@@ -61,9 +61,7 @@ endif
 
 ifeq ($(BR2_PACKAGE_LIBV4L_UTILS),y)
 LIBV4L_CONF_OPTS += --enable-v4l-utils
-ifeq ($(BR2_NEEDS_GETTEXT_IF_LOCALE),y)
-LIBV4L_DEPENDENCIES += gettext
-endif
+LIBV4L_DEPENDENCIES += $(TARGET_NLS_DEPENDENCIES)
 ifeq ($(BR2_PACKAGE_QT5BASE)$(BR2_PACKAGE_QT5BASE_GUI)$(BR2_PACKAGE_QT5BASE_WIDGETS),yyy)
 LIBV4L_CONF_OPTS += --enable-qv4l2
 LIBV4L_DEPENDENCIES += qt5base