Adjust test to pass with slower GHA macOS box #364

Job	Run time
Testing Node 16 on ubuntu-20.04	1m 0s
Testing Node 18 on ubuntu-20.04	1m 2s
Testing Node 20 on ubuntu-20.04	1m 9s
Testing Node 16 on macos-latest	1m 14s
Testing Node 18 on macos-latest	1m 2s
Testing Node 20 on macos-latest	1m 10s
Testing Node 16 on windows-2019	2m 50s
Testing Node 18 on windows-2019	4m 16s
Testing Node 20 on windows-2019	1m 48s
Publishing to NPM	0s
Prebuild on alpine	0s
Prebuild on alpine (${{ matrix.arch }})	0s
Prebuild on ${{ matrix.os }}	0s
Prebuild on Linux (${{ matrix.arch }})	0s
	15m 31s

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