Update src/hb-graphite2.h

Co-Authored-By: Khaled Hosny <[email protected]>
diff --git a/src/hb-graphite2.h b/src/hb-graphite2.h
index 632a028..f299da9 100644
--- a/src/hb-graphite2.h
+++ b/src/hb-graphite2.h
@@ -35,7 +35,7 @@
 /**
  * HB_GRAPHITE2_TAG_SILF:
  *
- * The #hb_tag_t tag for the `Silf` table, which holds Graphite2
+ * The #hb_tag_t tag for the `Silf` table, which holds Graphite
  * features. 
  *
  * For more information, see http://graphite.sil.org/