tests

chore(dev-deps): bump @salesforce/cli-plugins-testkit #1047

Job	Run time
yarn-lockfile-check / lockfile-check	6s
linux-unit-tests / determine-node-versions	4s
linux-unit-tests / linux-unit-tests (current)	1m 11s
linux-unit-tests / linux-unit-tests (lts/*)	1m 12s
linux-unit-tests / linux-unit-tests (lts/-1)	1m 12s
windows-unit-tests / determine-node-versions	1s
nuts (windows-latest) / yarn test:nuts	8m 33s
nuts (ubuntu-latest) / yarn test:nuts	5m 46s
windows-unit-tests / windows-unit-tests (current)	3m 48s
windows-unit-tests / windows-unit-tests (lts/*)	4m 12s
windows-unit-tests / windows-unit-tests (lts/-1)	3m 48s
	29m 53s

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