feat: add namespace support to test:run & debug commands

[AnanyaJha]

What does this PR do?

This PR consumes the functionality added by the Apex library to support namespaces. Users should now be able to run tests from a namespaced scratch org and see the results in the output & test sidebar. Fixes an issue where test runs from namespaced scratch orgs were not updating the sidebar with results.

What issues does this PR fix or reference?

#2865, @W-8870724@

[codecov]

Codecov Report

Merging #2961 (61b516d) into develop (2c12777) will decrease coverage by 9.09%.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##           develop    #2961      +/-   ##
===========================================
- Coverage    75.98%   66.88%   -9.10%     
===========================================
  Files          276      231      -45     
  Lines        10642     8431    -2211     
  Branches      1245     1030     -215     
===========================================
- Hits          8086     5639    -2447     
- Misses        2203     2493     +290     
+ Partials       353      299      -54     

Impacted Files	Coverage Δ
...e-apex-replay-debugger/src/commands/quickLaunch.ts	83.63% <100.00%> (-0.30%)	⬇️
...rcedx-vscode-apex/src/commands/forceApexTestRun.ts	93.90% <100.00%> (+3.65%)	⬆️
...de-apex/src/commands/forceApexTestRunCodeAction.ts	78.70% <100.00%> (-5.41%)	⬇️
...rcedx-vscode-apex/src/views/testOutlineProvider.ts	65.93% <100.00%> (+0.96%)	⬆️
...lay-debugger/src/states/variableAssignmentState.ts	2.98% <0.00%> (-89.56%)	⬇️
...-apex-replay-debugger/src/states/frameStateUtil.ts	7.69% <0.00%> (-88.47%)	⬇️
...x-replay-debugger/src/states/variableBeginState.ts	11.76% <0.00%> (-88.24%)	⬇️
...sforcedx-apex-replay-debugger/src/core/heapDump.ts	7.69% <0.00%> (-84.62%)	⬇️
...x-apex-replay-debugger/src/core/heapDumpService.ts	1.58% <0.00%> (-82.54%)	⬇️
...dx-apex-replay-debugger/src/core/logContextUtil.ts	15.38% <0.00%> (-76.93%)	⬇️
... and 60 more

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