Bump actions/download-artifact from 5 to 6 #18590

Job	Run time
cancel_previous_runs	3s
Lint	2m 5s
Type Script Tests (ubuntu-latest, ts-unit)	54s
Build VSIX	1m 22s
Type Script Tests (windows-latest, ts-unit)	5m 51s
Tests (raw, python, 3.10, ^[^@]+$\|@mandatory\|@kernelCore\|@python\|@jupyter, ubuntu-latest)	13m 5s
Tests (raw, python, 3.10, @widgets, ubuntu-latest)	6m 1s
Tests (raw, python, 3.10, @webview\|@export\|@lsp\|@variableViewer, ubuntu-latest)	16m 56s
Tests (raw, python, 3.10, @iw, ubuntu-latest)	18m 44s
Tests (remote, python, 3.10, prerelease, ^[^@]+$\|@mandatory, ubuntu-latest)	4m 33s
Tests (raw, python, 3.10, @debugger, ubuntu-latest)	7m 9s
Tests (remote, python, 3.10, ^[^@]+$\|@mandatory, ubuntu-latest)	2m 20s
Tests (raw, python, 3.10, @widgets, ubuntu-latest, 7)	25m 14s
Tests (web, python, 3.10, ^[^@]+$\|@mandatory, ubuntu-latest)	3m 27s
Tests (raw, python, 3.10, ^[^@]+$\|@mandatory, windows-latest)	6m 10s
Tests (remote, python, 3.10, @kernelCore, ubuntu-latest)	9m 41s
Tests (remote, python, 3.10, @widgets, ubuntu-latest)	11m 21s
Tests (raw, noPython, @nonPython, ubuntu-latest)	3m 25s
Tests (raw, conda, 3.10, ^[^@]+$\|@mandatory\|@python, ubuntu-latest)	4m 15s
Tests (raw, python, 3.10, prerelease, ^[^@]+$\|@mandatory\|@kernelCore\|@python\|@jupyter\|@widgets, u...	19m 8s
Smoke tests (ubuntu-latest, 3.10)	3m 2s
Smoke tests (windows-latest, 3.10)	4m 12s
Smoke tests (macos-latest, 3.10)	5m 50s
	2h 54m 48s

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