Improve ValueProvider system.

[realLiangshiwei]

Description

Resolves #18808 #18809

Checklist

• I fully tested it as developer / designer and created unit / integration tests
• I documented it (or no need to document or I will create a separate documentation issue)

How to test it?

[codecov]

Codecov Report

Attention: 18 lines in your changes are missing coverage. Please review.

Comparison is base (e18c384) 51.59% compared to head (8d9e3e0) 51.67%.
Report is 152 commits behind head on dev.

Files	Patch %	Lines
...bp/PermissionManagement/PermissionManager_Tests.cs	0.00%	11 Missing ⚠️
...Volo/Abp/FeatureManagement/FeatureManager_Tests.cs	0.00%	7 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##              dev   #18823      +/-   ##
==========================================
+ Coverage   51.59%   51.67%   +0.08%     
==========================================
  Files        3082     3092      +10     
  Lines       97721    98028     +307     
  Branches     7800     7817      +17     
==========================================
+ Hits        50416    50659     +243     
- Misses      45755    45818      +63     
- Partials     1550     1551       +1     

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