feat(net): change the MAX_PEER_COUNT_PER_ADDRESS value to 5

Author: zeusoo001

framework/src/main/java/org/tron/core/net/service/relay/RelayService.java

@@ -40,7 +40,7 @@
 @Component
 public class RelayService {
 
-  private static final int MAX_PEER_COUNT_PER_ADDRESS = 2;
+  private static final int MAX_PEER_COUNT_PER_ADDRESS = 5;
 
   @Autowired
   private ChainBaseManager chainBaseManager;