print partition progress streate as well

Signed-off-by: Maxwell Brown <[email protected]>

data-prepper-plugins/saas-source-plugins/source-crawler/src/main/java/org/opensearch/dataprepper/plugins/source/source_crawler/coordination/partition/LeaderPartition.java

@@ -75,7 +75,7 @@ public LeaderProgressState convertToPartitionState(final String serializedPartit
         try {
             return objectMapper.readValue(serializedPartitionProgressState, LeaderProgressState.class);
         } catch (final JsonProcessingException e) {
-            LOG.error("Unable to convert string to partition progress state class due to {}", e.getMessage());
+            LOG.error("Unable to convert string to partition progress state class due to {}.  Partition progress state string: {}.", e.getMessage(), serializedPartitionProgressState);
             return null;
         }
     }