Add methods in ParallelMngUtils to create Ref<ISerializeMessage>

[grospelliergilles]

These methods will be used to automatically handle life management of ISerializeMessage. They will replace methods which return ISerializeMessage*.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 70.56%. Comparing base (4b282b7) to head (4868446).
Report is 6 commits behind head on main.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1999      +/-   ##
==========================================
- Coverage   70.56%   70.56%   -0.01%     
==========================================
  Files        2291     2291              
  Lines      167594   167600       +6     
  Branches    19314    19314              
==========================================
+ Hits       118263   118265       +2     
- Misses      42240    42242       +2     
- Partials     7091     7093       +2     

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