increased timeout in failing ack tests

Signed-off-by: Krishna Kondaka <[email protected]>

data-prepper-core/src/integrationTest/java/org/opensearch/dataprepper/integration/PipelinesWithAcksIT.java

@@ -176,7 +176,7 @@ void two_parallel_pipelines_multiple_records() {
         final int numRecords = 100;
         inMemorySourceAccessor.submit(IN_MEMORY_IDENTIFIER, numRecords);
 
-        await().atMost(20000, TimeUnit.MILLISECONDS)
+        await().atMost(30000, TimeUnit.MILLISECONDS)
                 .untilAsserted(() -> {
             List<Record<Event>> outputRecords = inMemorySinkAccessor.get(IN_MEMORY_IDENTIFIER);
             assertThat(outputRecords, not(empty()));