fix: nvue页面reLaunch到vue页面时plus..setStatusBarStyle对象不对，导致设置状态栏无效

src/platforms/app-plus/service/api/plugin/restore-global.js

 import {
-  newSetStatusBarStyle
+  newSetStatusBarStyle,
+  restoreOldSetStatusBarStyle
 } from '../../bridge'
 
 export function restoreGlobal (
@@ -19,7 +20,8 @@ export function restoreGlobal (
       console.log(`[restoreGlobal][${Date.now()}]`)
     }
     weex = newWeex
-    plus = newPlus
+    plus = newPlus
+    restoreOldSetStatusBarStyle(plus.navigator.setStatusBarStyle)
     plus.navigator.setStatusBarStyle = newSetStatusBarStyle
     /* eslint-disable no-global-assign */
     setTimeout = newSetTimeout

src/platforms/app-plus/service/bridge.js

@@ -23,7 +23,11 @@ export function publish (name, ...args) {
 
 export let lastStatusBarStyle
 
-const oldSetStatusBarStyle = plus.navigator.setStatusBarStyle
+let oldSetStatusBarStyle = plus.navigator.setStatusBarStyle
+
+export function restoreOldSetStatusBarStyle (setStatusBarStyle) {
+  oldSetStatusBarStyle = setStatusBarStyle
+}
 
 export function newSetStatusBarStyle (style) {
   lastStatusBarStyle = style