Auto discover tests on interpreter change

[karrtikr]

For #9614

• 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.

[codecov-io]

Codecov Report

Merging #9723 into master will decrease coverage by 0.16%.
The diff coverage is 20%.

@@ Coverage Diff @@ ## master #9723 +/- ## ========================================== - Coverage 60.71% 60.55% -0.17%  ========================================== Files 552 552 Lines 29736 29965 +229 Branches 4495 4566 +71 ========================================== + Hits 18055 18146 +91  - Misses 10670 10798 +128  - Partials 1011 1021 +10

Impacted Files	Coverage Δ
src/client/testing/main.ts	14.87% <20%> (+0.09%)	⬆️
...ence/interactive-common/intellisense/conversion.ts	30.61% <0%> (-8.52%)	⬇️
src/client/activation/refCountedLanguageServer.ts	34.78% <0%> (-5.22%)	⬇️
src/client/activation/jedi.ts	19.81% <0%> (-2.07%)	⬇️
...ience/interactive-common/interactiveWindowTypes.ts	100% <0%> (ø)	⬆️
...active-common/intellisense/intellisenseProvider.ts	41.74% <0%> (+3.96%)	⬆️

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[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