Add lifecycle callbacks to test host orchestrator

[Youssef1313]

Fixes #5292

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 58.82353% with 14 lines in your changes missing coverage. Please review.

Project coverage is 73.75%. Comparing base (97ee44f) to head (4a42a65).
Report is 9 commits behind head on main.

Files with missing lines	Patch %	Lines
....Testing.Platform/Hosts/TestHostOchestratorHost.cs	22.22%	7 Missing ⚠️
...stHostOrcherstrator/TestHostOrchestratorManager.cs	68.18%	7 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5717      +/-   ##
==========================================
- Coverage   76.20%   73.75%   -2.46%     
==========================================
  Files         602      602              
  Lines       36707    36741      +34     
==========================================
- Hits        27973    27097     -876     
- Misses       8734     9644     +910     

Flag	Coverage Δ
Debug	73.75% <58.82%> (-2.46%)	⬇️
integration	73.75% <58.82%> (-2.46%)	⬇️
production	73.75% <58.82%> (-2.46%)	⬇️
unit	73.75% <58.82%> (-2.46%)	⬇️

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Files with missing lines	Coverage Δ
...latform.MSBuild/Tasks/InvokeTestingPlatformTask.cs	0.00% <ø> (-59.11%)	⬇️
...icrosoft.Testing.Platform/Hosts/TestHostBuilder.cs	91.47% <100.00%> (-3.30%)	⬇️
....Testing.Platform/Hosts/TestHostOchestratorHost.cs	55.17% <22.22%> (-14.83%)	⬇️
...stHostOrcherstrator/TestHostOrchestratorManager.cs	78.72% <68.18%> (-9.28%)	⬇️

... and 60 files with indirect coverage changes

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