[minor] Remove comment about Navajo OpenType code.

Apparently the code is already standardized:
https://www.microsoft.com/typography/otspec/languagetags.htm

diff --git a/src/hb-ot-tag.cc b/src/hb-ot-tag.cc
index 160c80e..aac7c6d 100644 (file)
--- a/src/hb-ot-tag.cc
+++ b/src/hb-ot-tag.cc
@@ -542,7 +542,7 @@ static const LangTag ot_languages[] = {
   {"nr",       HB_TAG('N','D','B',' ')},       /* [South] Ndebele */
   {"nsk",      HB_TAG('N','A','S',' ')},       /* Naskapi */
   {"nso",      HB_TAG('S','O','T',' ')},       /* [Northern] Sotho */
-  {"nv",       HB_TAG('N','A','V',' ')},       /* Navajo (not standardized yet) */
+  {"nv",       HB_TAG('N','A','V',' ')},       /* Navajo */
   {"ny",       HB_TAG('C','H','I',' ')},       /* Chewa/Chichwa/Nyanja */
   {"nym",      HB_TAG('N','Y','M',' ')},       /* Nyamwezi */
   {"nyn",      HB_TAG('N','K','L',' ')},       /* Nyankole */