Supporting Jackson3 DaprObjectSerializer

[salaboy]

Description

This PR includes some reorganisation to support custom Spring Boot 4.x auto configuration.
The intended result is to have DaprClientBuilder using Jackson3 customise JSONMapper to create an instance of the ObjectMapper.

Issue reference

We strive to have all PR being opened based on an issue, where the problem or feature have been discussed prior to implementation.

Please reference the issue this PR will close: #1647

Checklist

Please make sure you've completed the relevant tasks for this PR, out of the following list:

• Code compiles correctly
• Created/updated tests
• Extended the documentation

[codecov]

Codecov Report

❌ Patch coverage is 28.00000% with 72 lines in your changes missing coverage. Please review.
✅ Project coverage is 78.35%. Comparing base (3ae043b) to head (c5a3326).

Files with missing lines	Patch %	Lines
...nfigure/client/DaprClientSB4AutoConfiguration.java	0.00%	50 Missing ⚠️
...autoconfigure/client/Jackson3ObjectSerializer.java	54.16%	18 Missing and 4 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #1657      +/-   ##
============================================
- Coverage     79.26%   78.35%   -0.92%     
- Complexity     2146     2158      +12     
============================================
  Files           234      237       +3     
  Lines          6464     6564     +100     
  Branches        700      726      +26     
============================================
+ Hits           5124     5143      +19     
- Misses          987     1065      +78     
- Partials        353      356       +3     

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