Include `Which` for `HomebrewUserWrapper` #130

Job	Run time
lint-unit / cookstyle	32s
lint-unit / markdown-link-check	19s
lint-unit / check-metadata	3s
lint-unit / markdownlint-cli2	5s
lint-unit / rspec	48s
lint-unit / yamllint	7s
integration	0s
	1m 54s

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