feat:fix when reloading wont work

Android/doric/src/main/java/pub/doric/DoricContext.java

@@ -161,6 +161,7 @@ public class DoricContext {
 
     public void reload(String script) {
         this.script = script;
+        this.mRootNode.setId("");
         getDriver().createContext(mContextId, script, source);
         callEntity(DoricConstant.DORIC_ENTITY_INIT, this.initParams);
     }

iOS/Pod/Classes/DoricContext.m

@@ -82,6 +82,7 @@ - (void)initContextWithWidth:(CGFloat)width height:(CGFloat)height {
 }
 
 - (void)reload:(NSString *)script {
+    self.rootNode.viewId = nil;
     self.script = script;
     [self.driver createContext:self.contextId script:script source:self.source];
     [self callEntity:DORIC_ENTITY_INIT, self.initialParams, nil];