Cherry-pick to 7.x: Update commands used in the quick start (#22248)#22270

Merged

dedemorton merged 1 commit intoelastic:7.xfrom dedemorton:backport/7.x/pr-22248

Oct 30, 2020

+76-69

Commits on Oct 29, 2020

Update commands used in the quick start (elastic#22248 )
dedemorton
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