fix release script (#13954)
fix release script (#13954)

Signed-off-by: Kuat Yessenov <78a0b7007f2d7b7ec75106f37841ba73f23168e2@google.com>
istio/istio,smawson/istio,geeknoid/istio,geeknoid/istio,smawson/istio,istio/istio,geeknoid/istio,istio/istio,smawson/istio,smawson/istio,geeknoid/istio,geeknoid/istio,smawson/istio,istio/istio,geeknoid/istio,smawson/istio,istio/istio