ref(logging): improve logging for invalid sampler results and filtering

Signed-off-by: Johnny Hujol <itudoben@users.noreply.github.com>

Author: itudoben

src/main/java/io/github/delirius325/jmeter/backendlistener/elasticsearch/ElasticsearchBackendClient.java

@@ -263,9 +263,6 @@ public void handleSampleResults(List<SampleResult> results, BackendListenerConte
           e.printStackTrace();
         }
       }
-      else {
-        logger.warn(String.format("Not valid sampler result %s: %s", sr.getSampleLabel(), respString));
-      }
     }
 
     if (this.sender.getListSize() >= this.bulkSize) {
@@ -328,7 +325,7 @@ private boolean validateSample(BackendListenerContext context, SampleResult sr)
           break;
         }
         else {
-          logger.warn(String.format("Invalidate sample label %s, it may start with '!!' or it may not contain filter %s. " +
+          logger.warn(String.format("Filter out sample label %s, it may start with '!!' or it may not match the filter %s. " +
             "Check the %s property value in the JMX file. Leave it empty to increase validation", sampleLabel, filter, ES_SAMPLE_FILTER));
           valid = false;
         }