Add isolation to `withExpectedIssue` and `withIssueContext` (#147) #485

Job	Run time
Linux (debug)	41s
Library evolution	31s
Android	50s
Examples (Debug, 16.2)	55s
Linux (release)	40s
Examples (Release, 16.2)	54s
macOS 14 (debug, 15.2)	53s
macOS 14 (debug, 15.4)	54s
macOS 15 (debug, 16.2)	1s
macOS 14 (release, 15.2)	1s
Wasm	51s
macOS 14 (release, 15.4)	1s
macOS 15 (release, 16.2)	1s
Windows (windows-latest, debug)	38s
Windows (windows-latest, release)	37s
	8m 28s

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