chore(dev-deps): bump @oclif/plugin-help from 6.2.18 to 6.2.19 #720

Job	Run time
yarn-lockfile-check / lockfile-check	6s
linux-unit-tests / determine-node-versions	8s
linux-unit-tests / prevent-typescript-dependency / prevent-typescript-dependency	22s
linux-unit-tests / linux-unit-tests (18)	52s
linux-unit-tests / linux-unit-tests (20)	51s
linux-unit-tests / linux-unit-tests (22.12.0)	52s
linux-unit-tests / linux-unit-tests (23)	53s
windows-unit-tests / determine-node-versions	5s
windows-unit-tests / windows-unit-tests (18)	4m 49s
windows-unit-tests / windows-unit-tests (20)	3m 50s
windows-unit-tests / windows-unit-tests (22.12.0)	3m 49s
windows-unit-tests / windows-unit-tests (23)	2m 41s
	19m 18s

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