Add mengjiao-liu to sig-doc-zh-owners.

Mengjiao Liu · Mengjiao Liu · commit 3e34a71a57a5 · 2022-04-01T15:52:43.000+08:00
diff --git a/OWNERS_ALIASES b/OWNERS_ALIASES
@@ -161,6 +161,7 @@ aliases:
     # hanjiayao
     - howieyuen
     # lichuqiang
+    - mengjiao-liu
     - SataQiu
     - tanjunchen
     - tengqm
