Terminal link hover is not dismissed when the mouse is not longer hovering it after a buffer update

VS Code issue: https://github.com/microsoft/vscode/issues/190176



![Image](https://github.com/xtermjs/xterm.js/assets/2193314/b36259b7-c474-4698-b1d2-276fb6c7fd16)

