geolocation-!cn: include more sub lists

They are part of Chinese entities but **exclusively** serving for non-cn area

This is a continuation of https://github.com/v2fly/domain-list-community/pull/3198

data/category-social-media-!cn

@@ -7,6 +7,7 @@ include:linkedin
 include:mailru
 include:misskey
 include:ok
+include:sina @!cn
 include:threads
 include:twitter
 include:vk