Handle istio gateways and virtual services in live cluster #2582

Job	Run time
build_package	24s
calico-tests-orig-vs-opt-comparison	51s
fw-rules-assertion-tests	48s
calico-tests	2m 5s
istio-tests	1m 8s
istio-tests-orig-vs-opt-comparison	1m 24s
k8s-tests	1m 40s
k8s-tests-orig-vs-opt-comparison	2m 3s
lint	15s
test-docker	36s
test-docker-ubi	1m 32s
unit-tests	12s
test_package	10s
	13m 8s

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