feat(taro-redux): props 对比改为全等，close #3165

props 改造前小程序端 props 会被序列化，所以需要手写对比。但改造后引用是指向同一处的，可以改回为全等判断。

packages/taro-redux/src/connect/connect.js

@@ -1,20 +1,6 @@
-import { shallowEqual } from '@tarojs/utils'
-
 import { getStore } from '../utils/store'
 import { mergeObjects, isObject } from '../utils'
 
-function isEqual (a, b) {
-  const typeA = typeof a
-  const typeB = typeof b
-  if (typeA !== typeB) {
-    return false
-  }
-  if (typeA === 'object') {
-    return shallowEqual(a, b)
-  }
-  return a === b
-}
-
 function wrapPropsWithDispatch (mapDispatchToProps, dispatch) {
   if (typeof mapDispatchToProps === 'function') {
     return mapDispatchToProps(dispatch)
@@ -49,7 +35,7 @@ export default function connect (mapStateToProps, mapDispatchToProps) {
       if (isObject(val) && isObject(initMapDispatch[key])) {
         val = mergeObjects(val, initMapDispatch[key])
       }
-      if (!isEqual(this.props[key], val)) {
+      if (this.props[key] !== val) {
         this.props[key] = val
         isChanged = true
       }