feat: DataFlowTerminateMessage and DataFlowSuspendMessage transformers

[wolf4ood]

What this PR changes/adds

add trasformers from/to for DataFlowTerminateMessage and DataFlowSuspendMessage

Why it does that

dataplane signaling

Linked Issue(s)

Part of #3934

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 54.54545% with 20 lines in your changes are missing coverage. Please review.

Project coverage is 73.10%. Comparing base (7f20ba5) to head (85604b0).
Report is 103 commits behind head on main.

Files	Patch %	Lines
.../types/domain/transfer/DataFlowSuspendMessage.java	0.00%	10 Missing ⚠️
...ypes/domain/transfer/DataFlowTerminateMessage.java	0.00%	10 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3935      +/-   ##
==========================================
+ Coverage   71.74%   73.10%   +1.36%     
==========================================
  Files         919      941      +22     
  Lines       18457    18925     +468     
  Branches     1037     1073      +36     
==========================================
+ Hits        13242    13836     +594     
+ Misses       4756     4630     -126     
  Partials      459      459              

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