Prelimnary support to load ipyn files in native Notebook editor

[Don Jayamanne (DonJayamanne)]

For #10496

• If user is in notebook experiment, then make changes to package.json
• Got some tests that I need to add, trying to pick apart prototype from real..

[Rich Chiodo (rchiodo)]

[Don Jayamanne (DonJayamanne)]

Rich Chiodo (@rchiodo)

• Updated as requested.
• CI Check fails and ensures no one adds this accidentally
  

[Codecov (codecov-io)]

Codecov Report

Merging #11841 into master will decrease coverage by 60.68%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           master   #11841       +/-   ##
===========================================
- Coverage   60.68%    0.00%   -60.69%     
===========================================
  Files         629       12      -617     
  Lines       33985       37    -33948     
  Branches     4781        4     -4777     
===========================================
- Hits        20625        0    -20625     
+ Misses      12368       37    -12331     
+ Partials      992        0      -992     

Impacted Files	Coverage Δ
src/client/constants.ts	0.00% <0.00%> (-100.00%)	⬇️
src/client/debugger/constants.ts	0.00% <0.00%> (-100.00%)	⬇️
src/client/common/process/constants.ts	0.00% <0.00%> (-100.00%)	⬇️
src/client/common/platform/constants.ts	0.00% <0.00%> (-100.00%)	⬇️
src/client/interpreter/autoSelection/constants.ts	0.00% <0.00%> (-100.00%)	⬇️
src/client/interpreter/locators/services/conda.ts	0.00% <0.00%> (-100.00%)	⬇️
...t/datascience/jupyter/jupyterDataRateLimitError.ts	0.00% <0.00%> (-50.00%)	⬇️
...ess/internal/scripts/vscode_datascience_helpers.ts
...c/client/typeFormatters/codeBlockFormatProvider.ts
src/client/language/textIterator.ts
... and 611 more

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[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!

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

No Coverage information
0.0% Duplication