fix(App): 修复安卓调用 getScreenBrightness、setScreenBrightness 会触发 onShow 的问题

src/platforms/app-plus/service/api/device/brightness.js

 export function getScreenBrightness () {
   return {
     errMsg: 'getScreenBrightness:ok',
-    value: plus.screen.getBrightness()
+    value: plus.screen.getBrightness(false)
   }
 }
 
 export function setScreenBrightness ({
   value
 } = {}) {
-  plus.screen.setBrightness(value)
+  plus.screen.setBrightness(value, false)
   return {
     errMsg: 'setScreenBrightness:ok'
   }
@@ -21,4 +21,4 @@ export function setKeepScreenOn ({
   return {
     errMsg: 'setKeepScreenOn:ok'
   }
-}
+}