use DEFAULT_PROXY_BOOTSTRAP in ProxyProtocolIT (kroxylicious#3808)

Signed-off-by: Urjit Patel <upatel@confluent.io>

Author: Uzziee

kroxylicious-integration-test-support/src/main/java/io/kroxylicious/test/tester/KroxyliciousConfigUtils.java

@@ -28,7 +28,7 @@ private KroxyliciousConfigUtils() {
     public static final String DEFAULT_VIRTUAL_CLUSTER = "demo";
     public static final String DEFAULT_GATEWAY_NAME = "default";
 
-    static final HostPort DEFAULT_PROXY_BOOTSTRAP = new HostPort("localhost", 9192);
+    public static final HostPort DEFAULT_PROXY_BOOTSTRAP = new HostPort("localhost", 9192);
 
     /**
      * Create a KroxyliciousConfigBuilder with a single virtual cluster configured to

kroxylicious-integration-tests/src/test/java/io/kroxylicious/it/ProxyProtocolIT.java

@@ -39,7 +39,6 @@
 import io.kroxylicious.proxy.config.ProxyProtocolConfig;
 import io.kroxylicious.proxy.config.ProxyProtocolMode;
 import io.kroxylicious.proxy.config.VirtualClusterBuilder;
-import io.kroxylicious.proxy.service.HostPort;
 import io.kroxylicious.proxy.tls.CertificateGenerator;
 import io.kroxylicious.test.Request;
 import io.kroxylicious.test.Response;
@@ -50,6 +49,7 @@
 import io.kroxylicious.test.codec.KafkaResponseDecoder;
 import io.kroxylicious.test.tester.KroxyliciousConfigUtils;
 
+import static io.kroxylicious.test.tester.KroxyliciousConfigUtils.DEFAULT_PROXY_BOOTSTRAP;
 import static io.kroxylicious.test.tester.KroxyliciousConfigUtils.defaultPortIdentifiesNodeGatewayBuilder;
 import static io.kroxylicious.test.tester.KroxyliciousTesters.mockKafkaKroxyliciousTester;
 import static org.assertj.core.api.Assertions.assertThat;
@@ -401,7 +401,7 @@ private static ConfigurationBuilder buildTlsProxyProtocolConfig(String mockBoots
                         .withNewTargetCluster()
                         .withBootstrapServers(mockBootstrap)
                         .endTargetCluster()
-                        .addToGateways(defaultPortIdentifiesNodeGatewayBuilder(new HostPort("localhost", 49592))
+                        .addToGateways(defaultPortIdentifiesNodeGatewayBuilder(DEFAULT_PROXY_BOOTSTRAP)
                                 .withNewTls()
                                 .withNewKeyStoreKey()
                                 .withStoreFile(keystore.path().toString())