fix: inaccurate mouse position (#522)

1. Position of mouse was inaccurate when replaying and this PR will fix it.
2. Fix the bug that if one nested iframe has a scale transform and the position of mouse was inaccurate as well.

src/types.ts

@@ -467,6 +467,10 @@ export type mediaInteractionCallback = (p: mediaInteractionParam) => void;
 export type DocumentDimension = {
   x: number;
   y: number;
+  // scale value relative to its parent iframe
+  relativeScale: number;
+  // scale value relative to the root iframe
+  absoluteScale: number;
 };
 
 export type Mirror = {