Fix Python interpreter not found error (#5793) #1173

Job	Run time
Lint	4m 4s
Check Python types	3m 11s
Test Positron IPyKernel (ubuntu-latest, 3.8)	2m 45s
Test Positron IPyKernel (macos-latest, 3.9)	2m 2s
Test Minimum Positron IPyKernel Dependencies (ubuntu-latest, 3.8)	3m 17s
Test Positron IPyKernel (windows-latest, 3.10)	8m 14s
Python Tests (ubuntu-latest, 3.8)	1m 44s
Test TypeScript (ubuntu-latest, 3.x, ts-unit)	3m 14s
Test Positron IPyKernel (ubuntu-latest, 3.11)	3m 39s
Python Tests (ubuntu-latest, 3.12)	1m 41s
Test TypeScript (ubuntu-latest, 3.x, functional)	4m 23s
Test Positron IPyKernel (ubuntu-latest, 3.12)	2m 54s
Test TypeScript (macos-latest, 3.x, ts-unit)	4m 27s
Test TypeScript (macos-latest, 3.x, venv)	4m 28s
Test TypeScript (macos-latest, 3.x, single-workspace)	3m 16s
Test TypeScript (macos-latest, 3.x, debugger)	3m 0s
Test TypeScript (macos-latest, 3.x, functional)	5m 2s
Test TypeScript (macos-latest, 3.x, smoke)	4m 11s
Test TypeScript (windows-latest, 3.x, ts-unit)	7m 29s
Test TypeScript (windows-latest, 3.x, functional)	5m 58s
	1h 18m 59s

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