Bugfix missing peer address in onDrop.

Fixes issue #2171

Signed-off-by: Achim Kraus <[email protected]>

Author: boaks

scandium-core/src/main/java/org/eclipse/californium/scandium/DTLSConnector.java

@@ -1936,6 +1936,7 @@ public void onError(RejectedExecutionException ex) {
 		final Connection connection = getConnection(peerAddress, connectionId, false);
 
 		if (connection == null) {
+			firstRecord.setAddress(peerAddress, router);
 			informListenerOfRecordDrop(firstRecord);
 			if (health != null) {
 				health.receivingRecord(true);