Fix mistake in language code: ZH-HANS not ZH-HANT

Author: daniel-jones-dev

openapi.yaml

@@ -78,7 +78,7 @@ tags:
     A total of 1000 glossaries are allowed per account.
 
     When creating a glossary with target language `EN`, `PT`, or `ZH`, it's not necessary to specify a variant
-    (e.g. `EN-US`, `EN-GB`, `PT-PT`, `PT-BR`, or `ZH-HANT`).
+    (e.g. `EN-US`, `EN-GB`, `PT-PT`, `PT-BR`, or `ZH-HANS`).
     Glossaries with target language `EN` can be used in translations with either English variant.
     Similarly `PT`, and `ZH` glossaries can be used in translations with their corresponding variants.