xmlstarlet: bump to version 1.3.0 and style fix

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/xmlstarlet/xmlstarlet.mk

@@ -4,11 +4,8 @@
 #
 #############################################################
 
-XMLSTARLET_VERSION:=1.0.4
-XMLSTARLET_SOURCE:=xmlstarlet-$(XMLSTARLET_VERSION).tar.gz
-XMLSTARLET_SITE:=http://$(BR2_SOURCEFORGE_MIRROR).dl.sourceforge.net/project/xmlstar/xmlstarlet/$(XMLSTARLET_VERSION)
-XMLSTARLET_INSTALL_STAGING:=NO
-XMLSTARLET_INSTALL_TARGET:=YES
+XMLSTARLET_VERSION = 1.3.0
+XMLSTARLET_SITE = http://$(BR2_SOURCEFORGE_MIRROR).dl.sourceforge.net/project/xmlstar/xmlstarlet/$(XMLSTARLET_VERSION)
 
 XMLSTARLET_DEPENDENCIES += libxml2 libxslt \
 	$(if $(BR2_PACKAGE_LIBICONV),libiconv)