Update README.md #1438

Job	Run time
update-changes (update-changes, 215)	7m 29s
update-changes (update-changes, 221)	6m 14s
configure-updates (configure-updates, default)	6m 19s
switch-repos (switch-repos, default)	10m 56s
upgrade-prep (upgrade-prep, default)	9m 2s
configure-updates (configure-updates, no-unattended-updates)	8m 12s
restart-services (restart-services, default)	10m 54s
setup (setup, default)	7m 32s
update-package (update-package, default)	7m 23s
manage-service (manage-service, start)	7m 45s
manage-service (manage-service, notifications)	10m 38s
manage-service (manage-service, start-multiple)	7m 23s
manage-service (manage-service, start-stop)	8m 7s
manage-service (manage-service, write-start)	9m 44s
ssv-key-generator (ssv-key-generator, default)	8m 55s
update-services (update-services, single-service)	7m 14s
update-services (update-services, default)	8m 25s
update-stereum (update-stereum, default)	9m 12s
update-stereum (update-stereum, override)	9m 27s
update-stereum (update-stereum, full)	9m 59s
	2h 50m 50s

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