fix(isMobilePhone): update china zh-CN locale (#1642)

Author: Akira0705

src/lib/isMobilePhone.js

@@ -112,7 +112,7 @@ const phones = {
   'uk-UA': /^(\+?38|8)?0\d{9}$/,
   'uz-UZ': /^(\+?998)?(6[125-79]|7[1-69]|88|9\d)\d{7}$/,
   'vi-VN': /^(\+?84|0)((3([2-9]))|(5([2689]))|(7([0|6-9]))|(8([1-9]))|(9([0-9])))([0-9]{7})$/,
-  'zh-CN': /^((\+|00)86)?1([3568][0-9]|4[579]|6[67]|7[01235678]|9[012356789])[0-9]{8}$/,
+  'zh-CN': /^((\+|00)86)?1([3456789][0-9]|4[579]|6[67]|7[01235678]|9[012356789])[0-9]{8}$/,
   'zh-TW': /^(\+?886\-?|0)?9\d{8}$/,
 };
 /* eslint-enable max-len */