chore: ensure that pipenv is installed. (#14469) #29553

Job	Run time
opentrons app frontend unit tests	11m 43s
opentrons app backend unit tests on windows-2022	11m 54s
opentrons app backend unit tests on ubuntu-22.04	3m 29s
opentrons app backend unit tests on macos-11	7m 28s
Determine build variant and type	1s
Build release desktop app on windows-2022	15m 8s
Build internal-release desktop app on windows-2022	15m 55s
Build release desktop app on ubuntu-22.04	5m 42s
Build release odd app on ubuntu-22.04	3m 45s
Build internal-release desktop app on ubuntu-22.04	7m 3s
Build internal-release odd app on ubuntu-22.04	4m 46s
Build release desktop app on macos-11	28m 54s
Build internal-release desktop app on macos-11	41m 41s
Deploy built app artifacts to S3	4m 21s
	2h 41m 50s

Provide feedback