### Godot version

v4.2.dev3.official [013e8e3af]

### System information

Windows 11, Core i5-12400F, RX 6600

### Issue description

TileSet->Setup->Separation maybe should have "px" like rest?
![Screenshot 2023-08-21 162202](https://github.com/godotengine/godot/assets/962340/3c6b9a97-7520-4610-8153-7882cc9c303f)
I know this is pixels from testing it.

TileSet->Select is this Animation Separation "px" too? idk
![Screenshot 2023-08-21 162131](https://github.com/godotengine/godot/assets/962340/fcb580e3-9ff7-41d8-92d3-e585841d3803)
I tried setting up animation separation and got a not enough room error, so maybe not "px". idk


Thanks.


### Steps to reproduce

- open TileSet->Setup->Separation, note some have "px" and one doesn't
- open TileSet->Select, is this separation "px" too?


### Minimal reproduction project

n/a
}
				}
			}
		}
		internal_undo_redo->end_force_keep_in_merge_ends();
	}
#undef ADD_UNDO
}
Vector2i TileSetAtlasSourceEditor::_get_drag_offset_tile_coords(const Vector2i &p_offset) const {
	Vector2i half_tile_size = tile_set->get_tile_size() / 2;
	Vector2i new_base_tiles_coords = tile_atlas_view->get_atlas_tile_coords_at_pos(tile_atlas_control->get_local_mouse_position() + half_tile_size * p_offset);
	return new_base_tiles_coords.max(Vector2i(-1, -1)).min(tile_set_atlas_source->get_atlas_grid_size());
}
void TileSetAtlasSourceEditor::edit(Ref<TileSet> p_tile_set, TileSetAtlasSource *p_tile_set_atlas_source, int p_source_id) {
	ERR_FAIL_COND(!p_tile_set.is_valid());
	ERR_FAIL_COND(!p_tile_set_atlas_source);
	ERR_FAIL_COND(p_source_id < 0);
	ERR_FAIL_COND(p_tile_set->get_source(p_source_id) != p_tile_set_atlas_source);
	bool new_read_only_state = false;
	if (p_tile_set.is_valid()) {
		new_read_only_state = EditorNode::get_singleton()->is_resource_read_only(p_tile_set);
	}
	if (p_tile_set == tile_set && p_tile_set_atlas_source == tile_set_atlas_source && p_source_id == tile_set_atlas_source_id && new_read_only_state == read_only) {
		return;
	}
	
	if (tile_set.is_valid()) {
		tile_set->disconnect_changed(callable_mp(this, &TileSetAtlasSourceEditor::_tile_set_changed));
	}