cli: reenable Example_max_results
cli: reenable Example_max_results

I can't reproduce the goroutine leak locally. Fixes #3120.

vaibhavarora/cockroach,sunya123/cockroach,paperstreet/cockroach,marcuswestin/cockroach,marcuswestin/cockroach,cockroachdb/cockroach,cuongdo/cockroach,cuongdo/cockroach,maxlang/cockroach,cockroachdb/cockroach,sunya123/cockroach,arjun4084346/cockroach,cuongdo/cockroach,maxlang/cockroach,vaibhavarora/cockroach,arjun4084346/cockroach,veteranlu/cockroach,vivekmenezes/cockroach,petermattis/cockroach,cockroachdb/cockroach,il9ue/cockroach,petermattis/cockroach,veteranlu/cockroach,sunya123/cockroach,marcuswestin/cockroach,vaibhavarora/cockroach,il9ue/cockroach,cuongdo/cockroach,veteranlu/cockroach,vivekmenezes/cockroach,petermattis/cockroach,nieyy/cockroach,il9ue/cockroach,vaibhavarora/cockroach,cockroachdb/cockroach,glycerine/cockroach,bg451/cockroach,paperstreet/cockroach,vivekmenezes/cockroach,bg451/cockroach,cuongdo/cockroach,petermattis/cockroach,glycerine/cockroach,maxlang/cockroach,vivekmenezes/cockroach,glycerine/cockroach,glycerine/cockroach,nieyy/cockroach,maxlang/cockroach,vivekmenezes/cockroach,marcuswestin/cockroach,sunya123/cockroach,cockroachdb/cockroach,vaibhavarora/cockroach,veteranlu/cockroach,paperstreet/cockroach,paperstreet/cockroach,vaibhavarora/cockroach,bg451/cockroach,cuongdo/cockroach,marcuswestin/cockroach,arjun4084346/cockroach,maxlang/cockroach,veteranlu/cockroach,glycerine/cockroach,petermattis/cockroach,cuongdo/cockroach,cockroachdb/cockroach,paperstreet/cockroach,sunya123/cockroach,veteranlu/cockroach,arjun4084346/cockroach,paperstreet/cockroach,vaibhavarora/cockroach,cockroachdb/cockroach,bg451/cockroach,nieyy/cockroach,marcuswestin/cockroach,arjun4084346/cockroach,il9ue/cockroach,maxlang/cockroach,vaibhavarora/cockroach,bg451/cockroach,cuongdo/cockroach,marcuswestin/cockroach,veteranlu/cockroach,sunya123/cockroach,arjun4084346/cockroach,cockroachdb/cockroach,glycerine/cockroach,paperstreet/cockroach,il9ue/cockroach,bg451/cockroach,paperstreet/cockroach,sunya123/cockroach,vivekmenezes/cockroach,nieyy/cockroach,petermattis/cockroach,il9ue/cockroach,nieyy/cockroach,petermattis/cockroach,arjun4084346/cockroach,veteranlu/cockroach,glycerine/cockroach,maxlang/cockroach,nieyy/cockroach,bg451/cockroach,petermattis/cockroach,vivekmenezes/cockroach,nieyy/cockroach,maxlang/cockroach,vivekmenezes/cockroach,glycerine/cockroach,marcuswestin/cockroach,sunya123/cockroach,arjun4084346/cockroach,il9ue/cockroach,nieyy/cockroach,il9ue/cockroach