Fix format that sample updates are pub'd as for cmo patient corrections (#1643)

Signed-off-by: Angelica Ochoa <15623749+ao508@users.noreply.github.com>

Author: ao508

service/src/main/java/org/mskcc/smile/service/impl/CorrectCmoPatientHandlingServiceImpl.java

@@ -196,7 +196,7 @@ public void run() {
                                 LOG.info("Publishing sample-level metadata history for sample: "
                                         + sample.getLatestSampleMetadata().getPrimaryId());
                                 messagingGateway.publish(CMO_SAMPLE_UPDATE_TOPIC,
-                                        mapper.writeValueAsString(sample.getSampleMetadataList()));
+                                        mapper.writeValueAsString(sample));
                             }
                         }
                     }