Remove redundant code (#12944)

Author: peachisai

docs/en/changes/changes.md

@@ -57,6 +57,7 @@
 * Support `labelAvg` function in the OAL engine.
 * Added `maxLabelCount` parameter in the `labelCount` function of OAL to limit the number of labels can be counted.
 * Adapt the new Browser API(`/browser/perfData/webVitals`, `/browser/perfData/resources`) protocol.
+* Remove redundant code.
 
 #### UI
 

oap-server/analyzer/agent-analyzer/src/main/java/org/apache/skywalking/oap/server/analyzer/provider/trace/parser/listener/RPCAnalysisListener.java

@@ -132,7 +132,6 @@ public void parseEntry(SpanObject span, SegmentObject segmentObject) {
             sourceBuilder.setSourceServiceInstanceName(span.getPeer());
             sourceBuilder.setDestEndpointName(span.getOperationName());
             sourceBuilder.setSourceLayer(Layer.MQ);
-            sourceBuilder.setDestEndpointName(span.getOperationName());
             sourceBuilder.setDestServiceInstanceName(segmentObject.getServiceInstance());
             sourceBuilder.setDestServiceName(segmentObject.getService());
             sourceBuilder.setDestLayer(identifyServiceLayer(span.getSpanLayer()));