use spaces only for indenting
use spaces only for indenting

The whole file was using spaces for indentation except for a few
lines where tabs were used. Using spaces here keeps things also
visually consistent when a tab is not displayed as 8 spaces

mumoshu/kube-aws,danielfm/kube-aws,kubernetes-incubator/kube-aws,iflix-letsplay/kube-aws,c-knowles/kube-aws,HotelsDotCom/kube-aws,AlmogBaku/kube-aws,HotelsDotCom/kube-aws,camilb/kube-aws,everpeace/kube-aws,AlmogBaku/kube-aws,iflix-letsplay/kube-aws,camilb/kube-aws,c-knowles/kube-aws,kubernetes-incubator/kube-aws,everpeace/kube-aws,mumoshu/kube-aws,danielfm/kube-aws