river: mark broken on cross for now

srcpkgs/river/template

@@ -18,6 +18,10 @@ build_options="xwayland"
 build_options_default="xwayland"
 desc_option_xwayland="Enable Xwayland support"
 
+if [ -n "$CROSS_BUILD" ]; then
+	broken="https://build.voidlinux.org/builders/armv7l_builder/builds/43055/steps/shell_3/logs/stdio"
+fi
+
 post_install() {
 	vsconf example/init
 }