Handle ipykernel 7.0.1 failure to send background output updates #18588

Job	Run time
Type Script Tests (windows-latest, ts-unit)	6m 21s
Build VSIX	1m 17s
Type Script Tests (ubuntu-latest, ts-unit)	1m 21s
Tests (raw, python, 3.10, ^[^@]+$\|@mandatory\|@kernelCore\|@python\|@jupyter, ubuntu-latest)	18m 43s
cancel_previous_runs	3s
Tests (raw, python, 3.10, @widgets, ubuntu-latest)	55m 3s
Lint	2m 5s
Tests (remote, python, 3.10, ^[^@]+$\|@mandatory, ubuntu-latest)	4m 11s
Tests (raw, python, 3.10, @webview\|@export\|@lsp\|@variableViewer, ubuntu-latest)	32m 38s
Tests (raw, python, 3.10, ^[^@]+$\|@mandatory, windows-latest)	9m 5s
Tests (raw, python, 3.10, @debugger, ubuntu-latest)	10m 41s
Tests (raw, python, 3.10, @iw, ubuntu-latest)	15m 53s
Tests (remote, python, 3.10, @kernelCore, ubuntu-latest)	6m 31s
Tests (remote, python, 3.10, @widgets, ubuntu-latest)	5m 12s
Tests (raw, python, 3.10, @widgets, ubuntu-latest, 7)	24m 22s
Tests (raw, noPython, @nonPython, ubuntu-latest)	2m 40s
Tests (remote, python, 3.10, prerelease, ^[^@]+$\|@mandatory, ubuntu-latest)	4m 32s
Tests (web, python, 3.10, ^[^@]+$\|@mandatory, ubuntu-latest)	5m 6s
Tests (raw, conda, 3.10, ^[^@]+$\|@mandatory\|@python, ubuntu-latest)	4m 12s
Tests (raw, python, 3.10, prerelease, ^[^@]+$\|@mandatory\|@kernelCore\|@python\|@jupyter\|@widgets, u...	1h 13m 18s
Smoke tests (ubuntu-latest, 3.10)	10m 42s
Smoke tests (windows-latest, 3.10)	4m 36s
Smoke tests (macos-latest, 3.10)	3m 9s
	5h 1m 41s

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