Particles2D have wrong Visibility Rect display when using Particles Animation

### Tested versions

3.5.3

### System information

Windows10, 3.5.3

### Issue description

Particls2D have wrong Visibility Rect display when using Particals Animation of CanvasItemMaterial with a spritesheet to randomize the particle, the rect's all 4 parameter(x/y/w/h) gets devided by Particles Anim H/V.

### Steps to reproduce

[test.zip](https://github.com/godotengine/godot/files/14751917/test.zip)

### Minimal reproduction project (MRP)

see test project

Start by opening the attached test.zip or minimal reproduction project in Godot 3.5.3 on Windows and reproduce the Particles2D Visibility Rect issue with CanvasItemMaterial particle animation enabled. Trace the Particles2D visibility-rect handling from that reproduction; done means the displayed rect remains correct when Particles Anim H/V values are used.

Written by the indexing model from the issue text.