src/vs/workbench/contrib/files/common/explorerModel.ts/ExplorerItem/move
class ExplorerItem:	move(newParent: ExplorerItem): void {
		this.nestedParent?.removeChild(this);
		this._parent?.removeChild(this);
		newParent.removeChild(this); // make sure to remove any previous version of the file if any
		newParent.addChild(this);
		this.updateResource(true);
	}