fix(h5): 修复 getSystemInfoSync API windowTop 计算错误的问题 (question/220141)

Author: chouchouji

packages/uni-core/src/helpers/dom.ts

@@ -25,7 +25,7 @@ export function getWindowOffset() {
   const right = getWindowOffsetCssVar(style, '--window-right')
   const topWindowHeight = getWindowOffsetCssVar(style, '--top-window-height')
   return {
-    top,
+    top: top + (topWindowHeight || 0),
     bottom: bottom ? bottom + safeAreaInsets.bottom : 0,
     left: left ? left + safeAreaInsets.left : 0,
     right: right ? right + safeAreaInsets.right : 0,