Test

feat: handle namespaces internally without a shim package #258

Job	Run time
check-flavor	7s
validate (upgrade, registry1) / run	7m 1s
validate (install, registry1) / run	6m 52s
validate (install, unicorn) / run	6m 37s
validate (install, upstream) / run	6m 58s
validate (upgrade, upstream) / run	6m 57s
validate (upgrade, unicorn) / run	7m 1s
	41m 33s

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