chore(client): tune gradio import to slove slow import issue

[tianweidut]

Description

• gradio import will slow the starwhale package import speed.
• for example: swcli --help command do nothing, but it will cost 3~8s because of radio.
  • before: 4s
    • 
  • after: 0.9s
    • 

Modules

• Client
• Python-SDK

Checklist

• run code format and lint check
• add unit test
• add necessary doc

[codecov]

Codecov Report

Merging #1759 (306fb2c) into main (93a2cb9) will increase coverage by 7.90%.
The diff coverage is 71.42%.

@@             Coverage Diff              @@
##               main    #1759      +/-   ##
============================================
+ Coverage     82.28%   90.19%   +7.90%     
============================================
  Files           352       79     -273     
  Lines         18972     9642    -9330     
  Branches       1030        0    -1030     
============================================
- Hits          15612     8697    -6915     
+ Misses         2932      945    -1987     
+ Partials        428        0     -428     

Flag	Coverage Δ
controller	?
standalone	90.19% <71.42%> (-0.02%)	⬇️
unittests	90.19% <71.42%> (-0.02%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
client/starwhale/api/_impl/service.py	91.56% <71.42%> (-2.19%)	⬇️
...arwhale/mlops/api/protocol/upload/UploadPhase.java
.../configuration/security/SecurityConfiguration.java
.../starwhale/mlops/exception/StarwhaleException.java
...hale/mlops/domain/system/agent/AgentConverter.java
...n/dataset/converter/DatasetVersionVoConverter.java
...n/dataset/dataloader/mapper/DataReadLogMapper.java
...a/ai/starwhale/mlops/api/protocol/user/RoleVo.java
...starwhale/mlops/domain/job/step/StepConverter.java
.../mlops/domain/model/mapper/ModelVersionMapper.java
... and 264 more

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[goldenxinxing]

LGTM