Prepare XCGradleHarness for NonisolatedNonsendingByDefault#676

dfabulich wants to merge 1 commit intoskiptools:mainskiptools/skip:mainfrom

dfabulich:xcgradleharness-nonisolated-nonsending-defaultdfabulich/skip:xcgradleharness-nonisolated-nonsending-defaultCopy head branch name to clipboard