tests

chore(dev-deps): bump @salesforce/cli-plugins-testkit #993

Job	Run time
yarn-lockfile-check / lockfile-check	6s
linux-unit-tests / determine-node-versions	1s
linux-unit-tests / linux-unit-tests (current)	1m 11s
linux-unit-tests / linux-unit-tests (lts/*)	1m 11s
linux-unit-tests / linux-unit-tests (lts/-1)	1m 12s
windows-unit-tests / determine-node-versions	1s
nuts (windows-latest) / yarn test:nuts	18m 33s
nuts (ubuntu-latest) / yarn test:nuts	6m 5s
windows-unit-tests / windows-unit-tests (current)	3m 30s
windows-unit-tests / windows-unit-tests (lts/*)	4m 44s
windows-unit-tests / windows-unit-tests (lts/-1)	5m 25s
	41m 59s

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