add try catch (#8433)

dolphinscheduler-master/src/main/java/org/apache/dolphinscheduler/server/master/registry/ServerNodeManager.java

@@ -188,6 +188,7 @@ public class ServerNodeManager implements InitializingBean {
 
         @Override
         public void run() {
+            try {
                 // sync worker node info
                 Map<String, String> newWorkerNodeInfo = registryClient.getServerMaps(NodeType.WORKER, true);
                 syncAllWorkerNodeInfo(newWorkerNodeInfo);
@@ -209,6 +210,9 @@ public class ServerNodeManager implements InitializingBean {
                         }
                     }
                 }
+            } catch (Exception e) {
+                logger.error("WorkerNodeInfoAndGroupDbSyncTask error:", e);
+            }
         }
     }