tests

chore(dev-deps): bump @salesforce/cli-plugins-testkit #1494

Job	Run time
yarn-lockfile-check / lockfile-check	7s
linux-unit-tests / determine-node-versions	1s
linux-unit-tests / linux-unit-tests (current)	1m 6s
linux-unit-tests / linux-unit-tests (lts/*)	1m 4s
linux-unit-tests / linux-unit-tests (lts/-1)	1m 10s
windows-unit-tests / determine-node-versions	3s
nuts (ubuntu-latest) / yarn test:nuts	7m 16s
nuts (windows-latest) / yarn test:nuts	12m 31s
windows-unit-tests / windows-unit-tests (current)	2m 23s
windows-unit-tests / windows-unit-tests (lts/*)	2m 29s
windows-unit-tests / windows-unit-tests (lts/-1)	3m 15s
	31m 25s

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