feat(client): prioritize BizStatusError in DefaultClientErrorHandler

[PureWhiteWu]

Check the PR title.

• This PR title match the format: <type>(optional scope): <description>
• The description of this PR title is user-oriented and clear enough for others to understand.
• Attach the PR updating the user documentation if the current PR requires user awareness at the usage level. User docs repo

(Optional) Translate the PR title into Chinese.

如果 BizStatusError 存在，优先返回 BizStatusError。

(Optional) More detailed description for this PR(en: English/zh: Chinese).

en: If BizStatusError is not nil, it means that the business logic has been processed and the error has been set and transmitted to the client. In this case, just return the bizErr directly.

zh(optional): 如果 BizStatusError 存在，那么必然是 Server 返回回来的，这时可以直接返回这个 BizStatusError。

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (ff85e39) 68.46% compared to head (b088062) 68.50%.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1253      +/-   ##
===========================================
+ Coverage    68.46%   68.50%   +0.03%     
===========================================
  Files          285      285              
  Lines        20708    20712       +4     
===========================================
+ Hits         14178    14188      +10     
+ Misses        5336     5332       -4     
+ Partials      1194     1192       -2     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.