Windows raw kernel launch failure fix

[IanMatthewHuff]

For #11574

• Pull request represents a single change (i.e. not fixing disparate/unrelated things in a single PR).
• Title summarizes what is changing.
• Has a news entry file (remember to thank yourself!).
• Appropriate comments and documentation strings in the code.
• Has sufficient logging.
• Has telemetry for enhancements.
• Unit tests & system/integration tests are added/updated.
• Test plan is updated as appropriate.
• package-lock.json has been regenerated by running npm install (if dependencies have changed).
• The wiki is updated with any design decisions/details.

[IanMatthewHuff]

Also added a telemetry event for timing our raw process launch. Seems like a pretty important data point to me.

[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!

0 Bugs
0 Vulnerabilities (and 0 Security Hotspots to review)
0 Code Smells

No Coverage information
0.0% Duplication

[codecov-io]

Codecov Report

Merging #11603 into master will decrease coverage by 0.02%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master   #11603      +/-   ##
==========================================
- Coverage   60.66%   60.64%   -0.03%     
==========================================
  Files         618      619       +1     
  Lines       33711    33713       +2     
  Branches     4742     4742              
==========================================
- Hits        20451    20445       -6     
- Misses      12275    12281       +6     
- Partials      985      987       +2     

Impacted Files	Coverage Δ
src/client/telemetry/index.ts	83.65% <ø> (ø)
src/client/datascience/constants.ts	99.73% <100.00%> (+<0.01%)	⬆️
src/datascience-ui/react-common/arePathsSame.ts	75.00% <0.00%> (-12.50%)	⬇️
src/client/common/utils/platform.ts	64.70% <0.00%> (-11.77%)	⬇️
src/client/linters/pydocstyle.ts	86.66% <0.00%> (-2.23%)	⬇️
src/client/datascience/debugLocationTracker.ts	76.56% <0.00%> (-1.57%)	⬇️
src/client/common/process/proc.ts	14.49% <0.00%> (-0.73%)	⬇️
...client/datascience/kernel-launcher/kernelFinder.ts	77.01% <0.00%> (-0.58%)	⬇️
src/client/datascience/ipywidgets/constants.ts	0.00% <0.00%> (ø)

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