test/deployer: add the method of deregistering services #8027

Job	Run time
Get files changed and conditionally skip CI	25s
Setup	9s
Generate Envoy Job Matrices	9s
integration-test-with-deployer	3m 41s
dev-build / build	1m 34s
envoy-integration-test (1.27.2, server, case-ingress-gateway-sds\|case-grpc\|case-cfg-resolver-feat...	8m 6s
nomad-integration-test (v1.6.2)	2m 49s
vault-integration-test (1.15.0)	3m 12s
envoy-integration-test (1.27.2, server, case-terminating-gateway-subsets\|case-cfg-resolver-subset...	7m 21s
nomad-integration-test (v1.5.9)	2m 56s
compatibility-integration-test	14m 49s
vault-integration-test (1.14.4)	3m 12s
nomad-integration-test (v1.4.13)	2m 30s
envoy-integration-test (1.27.2, server, docs\|case-api-gateway-http-tls-overlapping-hosts\|case-htt...	6m 31s
vault-integration-test (1.13.8)	3m 8s
envoy-integration-test (1.27.2, server, case-gateway-without-services\|case-consul-exec)	2m 31s
vault-integration-test (1.12.11)	2m 58s
envoy-integration-test (1.27.2, client, case-ingress-gateway-sds\|case-grpc\|case-cfg-resolver-feat...	8m 23s
envoy-integration-test (1.27.2, client, case-terminating-gateway-subsets\|case-cfg-resolver-subset...	7m 12s
envoy-integration-test (1.27.2, client, docs\|case-api-gateway-http-tls-overlapping-hosts\|case-htt...	6m 43s
envoy-integration-test (1.27.2, client, case-gateway-without-services\|case-consul-exec)	2m 23s
test-integrations-success	1s
	1h 30m 43s

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