Remove issuer setting from samples

samples/custom-consent-authorizationserver/src/main/java/sample/config/AuthorizationServerConfig.java

@@ -118,7 +118,7 @@ public class AuthorizationServerConfig {
 
 	@Bean
 	public AuthorizationServerSettings authorizationServerSettings() {
-		return AuthorizationServerSettings.builder().issuer("http://localhost:9000").build();
+		return AuthorizationServerSettings.builder().build();
 	}
 
 	@Bean

samples/default-authorizationserver/src/main/java/sample/config/AuthorizationServerConfig.java

@@ -127,7 +127,7 @@ public class AuthorizationServerConfig {
 
 	@Bean
 	public AuthorizationServerSettings authorizationServerSettings() {
-		return AuthorizationServerSettings.builder().issuer("http://localhost:9000").build();
+		return AuthorizationServerSettings.builder().build();
 	}
 
 	@Bean

samples/federated-identity-authorizationserver/src/main/java/sample/config/AuthorizationServerConfig.java

@@ -129,7 +129,7 @@ public class AuthorizationServerConfig {
 
 	@Bean
 	public AuthorizationServerSettings authorizationServerSettings() {
-		return AuthorizationServerSettings.builder().issuer("http://localhost:9000").build();
+		return AuthorizationServerSettings.builder().build();
 	}
 
 	@Bean