Fix up Azure KeyVault regressions and add manual test runner

[jborean93]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 11.11111% with 32 lines in your changes missing coverage. Please review.

Project coverage is 62.62%. Comparing base (5463de2) to head (25f37d7).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
src/OpenAuthenticode/KeyProvider.cs	11.76%	14 Missing and 1 partial ⚠️
...enAuthenticode.Module/OpenAuthenticodeSignature.cs	25.00%	4 Missing and 2 partials ⚠️
...c/OpenAuthenticode.Module/OpenAuthenticodeAzKey.cs	0.00%	5 Missing ⚠️
src/OpenAuthenticode.Module/AzureKeyAlgorithms.cs	0.00%	4 Missing ⚠️
src/OpenAuthenticode.Module/AzureTrustedSigner.cs	0.00%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##             main      #27       +/-   ##
===========================================
+ Coverage   37.83%   62.62%   +24.78%     
===========================================
  Files          23       24        +1     
  Lines        2051     1961       -90     
  Branches      255      199       -56     
===========================================
+ Hits          776     1228      +452     
+ Misses       1225      673      -552     
- Partials       50       60       +10     

Flag	Coverage Δ
PS_7.4_x64_Linux	62.62% <11.11%> (+24.78%)	⬆️
PS_7.4_x64_Windows	62.62% <11.11%> (+24.78%)	⬆️

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