Correctly skip sds_egress test (#19800)
Correctly skip sds_egress test (#19800)

This does NOT skip the test -- the test was already skipped, but was
done at the incorrect spot such that the test setup still occurs
smawson/istio,smawson/istio,smawson/istio,smawson/istio,istio/istio,istio/istio,smawson/istio,istio/istio,istio/istio,smawson/istio,istio/istio