xbps-src: move CONFIGURE_SHARED_ARGS to the correct place.

xbps-src/helpers/gnu-configure.sh

@@ -5,10 +5,6 @@
 # This variable can be used for packages wanting to use common arguments
 # to GNU configure scripts.
 #
-export CONFIGURE_SHARED_ARGS="--prefix=/usr --sysconfdir=/etc \
-	--infodir=/usr/share/info --mandir=/usr/share/man \
-	--localstatedir=/var"
-
 do_configure() {
 	[ -z "$configure_script" ] && configure_script="./configure"
 	${configure_script} ${CONFIGURE_SHARED_ARGS} ${configure_args}