Test jit plugin install with matrix #1772

Job	Run time
manifest	1m 6s
artifacts	1m 22s
get-jit-plugins	2s
tarballs / tarballs	6m 33s
yarn-lockfile-check / lockfile-check	15s
ut / linux-unit-tests / linux-unit-tests (lts/*)	33s
ut / linux-unit-tests / linux-unit-tests (latest)	54s
ut / windows-unit-tests / windows-unit-tests (lts/*)	6m 19s
ut / windows-unit-tests / windows-unit-tests (latest)	5m 32s
jit-install (ubuntu-latest, @salesforce/plugin-community)	1m 33s
jit-install (ubuntu-latest, @salesforce/plugin-custom-metadata)	1m 35s
jit-install (windows-latest, @salesforce/plugin-community)	7m 27s
jit-install (windows-latest, @salesforce/plugin-custom-metadata)	6m 53s
	40m 4s

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