Set initial waiting seconds to 5 to speed up acceptance tests (#15411)

* set initial waiting seconds to 30 to speed up acceptance tests

* bump initial wait time to 120s

* set is_test to true and lower wait time to 5s

airbyte-tests/src/acceptanceTests/java/io/airbyte/test/acceptance/CdcAcceptanceTests.java

@@ -94,6 +94,7 @@ record DestinationCdcRecordMatcher(JsonNode sourceRecord, Instant minUpdatedAt,
   private static final String REPLICATION_SLOT = "airbyte_slot";
   // must match publication name used in the above POSTGRES_INIT_SQL_FILE
   private static final String PUBLICATION = "airbyte_publication";
+  private static final Integer INITIAL_WAITING_SECONDS = 5;
 
   private static final String SOURCE_NAME = "CDC Source";
   private static final String CONNECTION_NAME = "test-connection";
@@ -486,10 +487,12 @@ private SourceRead createCdcSource() throws ApiException {
     final UUID postgresSourceDefinitionId = testHarness.getPostgresSourceDefinitionId();
     final JsonNode sourceDbConfig = testHarness.getSourceDbConfig();
     final Map<Object, Object> sourceDbConfigMap = Jsons.object(sourceDbConfig, Map.class);
+    sourceDbConfigMap.put("is_test", true);
     sourceDbConfigMap.put("replication_method", ImmutableMap.builder()
         .put("method", CDC_METHOD)
         .put("replication_slot", REPLICATION_SLOT)
         .put("publication", PUBLICATION)
+        .put("initial_waiting_seconds", INITIAL_WAITING_SECONDS)
         .build());
     LOGGER.info("final sourceDbConfigMap: {}", sourceDbConfigMap);