[projmgr] Add support for custom configurations for debuggers

[grasci-arm]

Address Open-CMSIS-Pack/cmsis-toolbox#376

[github-actions]

Test Results

    3 files     21 suites   11m 52s ⏱️
  397 tests   397 ✅ 0 💤 0 ❌
1 191 runs  1 191 ✅ 0 💤 0 ❌

Results for commit b0e2f96.

[codecov]

Codecov Report

Attention: Patch coverage is 94.68085% with 5 lines in your changes missing coverage. Please review.

Project coverage is 65.90%. Comparing base (9a231c7) to head (b0e2f96).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
tools/projmgr/src/ProjMgrRunDebug.cpp	91.30%	1 Missing and 1 partial ⚠️
tools/projmgr/src/ProjMgrCbuildRun.cpp	94.11%	1 Missing ⚠️
tools/projmgr/src/ProjMgrYamlParser.cpp	95.83%	1 Missing ⚠️
tools/projmgr/test/src/ProjMgrUnitTests.cpp	96.55%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2126      +/-   ##
==========================================
+ Coverage   65.82%   65.90%   +0.07%     
==========================================
  Files         181      181              
  Lines       37126    37220      +94     
  Branches    21599    21658      +59     
==========================================
+ Hits        24440    24531      +91     
- Misses       8241     8244       +3     
  Partials     4445     4445              

Flag	Coverage Δ
projmgr-cov	80.19% <94.68%> (+0.10%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
tools/projmgr/include/ProjMgrParser.h	20.00% <ø> (ø)
tools/projmgr/include/ProjMgrRunDebug.h	25.00% <ø> (ø)
tools/projmgr/include/ProjMgrWorker.h	0.00% <ø> (ø)
tools/projmgr/src/ProjMgrWorker.cpp	88.13% <100.00%> (+0.03%)	⬆️
tools/projmgr/src/ProjMgrCbuildRun.cpp	94.92% <94.11%> (-0.08%)	⬇️
tools/projmgr/src/ProjMgrYamlParser.cpp	83.46% <95.83%> (+0.33%)	⬆️
tools/projmgr/test/src/ProjMgrUnitTests.cpp	80.45% <96.55%> (+0.09%)	⬆️
tools/projmgr/src/ProjMgrRunDebug.cpp	86.17% <91.30%> (+0.53%)	⬆️

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