[Fleet] Update docker image of registry used in integration tests#101911

Merged

jfsiii merged 7 commits intoelastic:masterfrom jfsiii:use-staging-registry

Jun 17, 2021

+9-2

Commits on Jun 10, 2021

Use registry w/staging tag, not SHA, for tests
John Schulz
committed

Commits on Jun 15, 2021

Commits on Jun 17, 2021