test: await dialog dismiss to prevent async activity errors #239

Job	Run time
Tests on windows-latest with node 24	1m 46s
Tests on macos-latest with node 24	1m 7s
Tests on macos-latest with node 22	1m 35s
Tests on ubuntu-latest with node 22	1m 23s
Tests on ubuntu-latest with node 24	1m 35s
Tests on windows-latest with node 22	1m 42s
[Required] Tests passed	4s
	9m 12s

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