Send successful report directly as outside

the report would be dropped.

src/main/kotlin/BulkProcessor.kt

@@ -278,14 +278,14 @@ class BulkProcessor(
                 }
             } else {
                 log.info("Successfully updated ${consumerRecord.key()}.")
-                listOf(
+                producer.sendReport(
                     Report(
                         consumerRecord.key(),
                         ReportStatus.success,
                         "Successfully updated index $index.",
                         serviceName
-                    )
-                )
+                    ), consumerRecord.headers())
+                listOf()
             }
 
         } catch (ex: Exception) {