### Godot version

4.1.stable

### System information

Windows 11 (x64), Intel(R) Core(TM) i5-9400 CPU, Vulkan,  NVIDIA GeForce GTX 1660 Ti driver version 528.24

### Issue description

When resizing the Scene Tree view, making it narrow, the tooltips of the icons no longer match the position of the icons. 
The tooltip rect is pushed off to the side.
Video showing bug:

https://github.com/godotengine/godot/assets/104696964/bc9918a0-4f4c-4722-aee3-7887d0e3dd5d



### Steps to reproduce

Make your Scene Tree view narrow. Hover over the icons. The tooltip activation area does not match the icon.

### Minimal reproduction project

N/A
CELL_MODE_STRING, 
		CELL_MODE_CHECK, 
		CELL_MODE_RANGE, 
		CELL_MODE_ICON, 
		CELL_MODE_CUSTOM, 
	};
private:
	friend class Tree;
	struct Cell {
		TreeCellMode mode = TreeItem::CELL_MODE_STRING;
		Ref<Texture2D> icon;
		Rect2i icon_region;
		String text;
		bool edit_multiline = false;
		String suffix;
		Ref<TextParagraph> text_buf;
		String language;
		TextServer::StructuredTextParser st_parser = TextServer::STRUCTURED_TEXT_DEFAULT;
		Array st_args;
		Control::TextDirection text_direction = Control::TEXT_DIRECTION_INHERITED;
		TextServer::AutowrapMode autowrap_mode = TextServer::AUTOWRAP_OFF;
		bool dirty = true;
		double min = 0.0;
		double max = 100.0;
		double step = 1.0;
		double val = 0.0;
		int icon_max_w = 0;
		bool expr = false;
		bool checked = false;