fix(alita): 修复 组件 render null 没有jsx标签的时候 判断错误的bug

Author: ykforerlang

src/util/uast.js

@@ -120,6 +120,7 @@ export function getFileInfo(ast) {
         ClassDeclaration: path => {
             const sc = path.node.superClass
             isClassComp = isReactComponent(sc)
+            isRF = true
         },
 
         JSXOpeningElement: path => {