[type Refactor]client register base(Combination is better than inheritance)

[li-keguo]

about issue #4806

Following the idea that combination is better than inheritance, the extension of registration is changed to the combined way

Make sure that:

• Design the registrar implementation to implement three types of metadata registration
• Design processor and AP Ibean state mechanisms
• Implements simple API Doc registration, supports original annotation and no-annotation mode

[codecov-commenter]

Codecov Report

Merging #4809 (da04acf) into master (8d4bfa0) will decrease coverage by 0.57%.
The diff coverage is 4.01%.

@@             Coverage Diff              @@
##             master    #4809      +/-   ##
============================================
- Coverage     65.32%   64.76%   -0.57%     
+ Complexity     8186     8183       -3     
============================================
  Files          1138     1147       +9     
  Lines         33476    33775     +299     
  Branches       2975     3013      +38     
============================================
+ Hits          21867    21873       +6     
- Misses         9885    10175     +290     
- Partials       1724     1727       +3     

Impacted Files	Coverage Δ
...ent/core/register/matcher/ApiDocProcessorImpl.java	0.00% <0.00%> (ø)
...nyu/client/core/register/matcher/ApiProcessor.java	0.00% <0.00%> (ø)
...e/register/matcher/BaseAnnotationApiProcessor.java	0.00% <0.00%> (ø)
...re/register/registrar/ApiDocRegistrarImplImpl.java	0.00% <0.00%> (ø)
.../core/register/registrar/BaseApiRegistrarImpl.java	0.00% <0.00%> (ø)
...gister/registrar/MateDataApiRegistrarImplImpl.java	0.00% <0.00%> (ø)
...re/register/registrar/UriApiRegistrarImplImpl.java	0.00% <0.00%> (ø)
...g/apache/shenyu/client/core/utils/ApiBeanUtil.java	0.00% <0.00%> (ø)
...c/register/ShenyuSpringMvcClientProcessorImpl.java	0.00% <0.00%> (ø)
...rg/apache/shenyu/client/core/register/ApiBean.java	50.00% <57.14%> (+1.16%)	⬆️
... and 1 more

... and 4 files with indirect coverage changes

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