grilo-plugins: fix build for libdir changes.

srcpkgs/grilo-plugins/template

@@ -18,6 +18,14 @@ homepage="http://live.gnome.org/Grilo"
 distfiles="${GNOME_SITE}/${pkgname}/${version%.*}/${pkgname}-${version}.tar.xz"
 checksum=c6b6df086a164d65c206d70139ce80591f8feca3545612e45b823fb4fe4b2577
 
+post_patch() {
+	if [ "$CROSS_BUILD" ]; then
+		# tests try to use tracker-sandbox from the wrong path:
+		# "Program /usr/lib32/tracker-3.0/trackertestutils/tracker-sandbox found: NO"
+		vsed -e "/subdir('tests')/d" -i meson.build
+	fi
+}
+
 # feel free to fix
 do_check() {
 	: