[config] Add HB_NO_LAYOUT_COLLECT_GLYPHS

Part of
diff --git a/src/hb-config.hh b/src/hb-config.hh
index 74e4ef5..66af29a 100644
--- a/src/hb-config.hh
+++ b/src/hb-config.hh
@@ -62,6 +62,7 @@
 #define HB_NO_HINTING
 #define HB_NO_LANGUAGE_PRIVATE_SUBTAG
 #define HB_NO_LAYOUT_FEATURE_PARAMS
+#define HB_NO_LAYOUT_COLLECT_GLYPHS
 #define HB_NO_LAYOUT_UNUSED
 #define HB_NO_MATH
 #define HB_NO_MMAP