[#ISSUE 9333] Use fastjson2 in broker module

[yx9o]

Fixes #9333 .

[codecov-commenter]

Codecov Report

❌ Patch coverage is 84.61538% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 48.04%. Comparing base (775eb64) to head (0fb6251).
⚠️ Report is 272 commits behind head on develop.

Files with missing lines	Patch %	Lines
...ocketmq/broker/processor/AdminBrokerProcessor.java	0.00%	1 Missing ⚠️
...ocketmq/broker/transaction/TransactionMetrics.java	87.50%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@              Coverage Diff              @@
##             develop    #9334      +/-   ##
=============================================
+ Coverage      48.02%   48.04%   +0.02%     
+ Complexity     12135    12122      -13     
=============================================
  Files           1323     1323              
  Lines          93394    93396       +2     
  Branches       11996    11997       +1     
=============================================
+ Hits           44850    44876      +26     
+ Misses         42992    42962      -30     
- Partials        5552     5558       +6     

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[lizhimins]

In consideration of compatibility for minor versions, this commit will be temporarily reverted.
Once all changes related to fastjson2 are consolidated, we will release them in a new major version.