Fix port retrival

Author: mzitnik

flink-connector-clickhouse-base/src/test/java/org/apache/flink/connector/test/embedded/clickhouse/ClickHouseServerForTests.java

@@ -30,11 +30,11 @@ public class ClickHouseServerForTests {
 
     public static void initConfiguration() {
         if (isCloud) {
-            host = System.getenv("INTEGRATIONS_TEAM_TESTS_CLOUD_HOST_SMT");
-            port = Integer.parseInt(System.getenv("INTEGRATIONS_TEAM_TESTS_CLOUD_PASSWORD_SMT"));
+            host = System.getenv("CLICKHOUSE_CLOUD_HOST");
+            port = Integer.parseInt(ClickHouseTestHelpers.HTTPS_PORT);
             database = System.getenv("CLICKHOUSE_DATABASE");
             username = System.getenv("CLICKHOUSE_USERNAME");
-            password = System.getenv("CLICKHOUSE_PASSWORD");
+            password = System.getenv("CLICKHOUSE_CLOUD_HOST");
         } else {
             host = db.getHost();
             port = db.getFirstMappedPort();