feat: support @RouteInfo byFunc

src/main/entry/org/bdware/sc/bean/DefaultRouteRule.java

@@ -3,5 +3,6 @@ package org.bdware.sc.bean;
 public enum DefaultRouteRule {
     byRequester,
     byArgHash,
-    byTarget;
+    byTarget,
+    byFunc;
 }

src/main/entry/org/bdware/sc/bean/RouteInfo.java

@@ -9,6 +9,8 @@ import java.io.Serializable;
 public class RouteInfo implements Serializable {
     public DefaultRouteRule useDefault;
 
+    public String funcName;
+
     public static RouteInfo create(AnnotationNode annotationNode, ContractNode contractNode) {
         RouteInfo info = new RouteInfo();
         info.useDefault = null;