Fix broken widget tests #17574

Job	Run time
Build VSIX	1m 24s
cancel_previous_runs	2s
Lint	1m 56s
Type Script Tests (ubuntu-latest, ts-unit)	1m 19s
Type Script Tests (windows-latest, ts-unit)	5m 59s
Tests (raw, python, 3.10, ^[^@]+$\|@mandatory\|@kernelCore\|@python\|@jupyter, ubuntu-latest)	5m 51s
Tests (raw, python, 3.10, @widgets, ubuntu-latest)	6m 10s
Tests (raw, python, 3.10, @iw, ubuntu-latest)	5m 38s
Tests (raw, python, 3.10, @webview\|@export\|@lsp\|@variableViewer, ubuntu-latest)	4m 27s
Tests (raw, python, 3.10, @debugger, ubuntu-latest)	3m 34s
Tests (remote, python, 3.10, ^[^@]+$\|@mandatory, ubuntu-latest)	3m 53s
Tests (web, python, 3.10, ^[^@]+$\|@mandatory, ubuntu-latest)	4m 5s
Tests (raw, python, 3.10, ^[^@]+$\|@mandatory, windows-latest)	7m 38s
Tests (raw, python, 3.10, @widgets, ubuntu-latest, 8)	4m 35s
Tests (remote, python, 3.10, @widgets, ubuntu-latest, 8)	5m 26s
Tests (raw, conda, 3.10, ^[^@]+$\|@mandatory\|@python, ubuntu-latest)	3m 54s
Tests (raw, noPython, @nonPython, ubuntu-latest)	3m 9s
Tests (remote, python, 3.10, @kernelCore, ubuntu-latest)	4m 17s
Smoke tests (ubuntu-latest, 3.10)	1m 39s
Smoke tests (windows-latest, 3.10)	3m 20s
Smoke tests (macos-latest, 3.10)	2m 6s
	1h 20m 22s

Provide feedback