fix: Update media-chrome to prevent errors on reconnection (#1300)

Closes https://github.com/muxinc/devextravaganza/issues/218
Realtes to this [media-chrome
PR](https://github.com/muxinc/media-chrome/pull/1277)

Updated media-chrome and ran npm i

<!-- CURSOR_SUMMARY -->
---

> [!NOTE]
> **Low Risk**
> Low risk dependency bump limited to `@mux/mux-player`; behavior
changes are confined to upstream `media-chrome` and could cause minor
playback/control regressions.
> 
> **Overview**
> Updates `@mux/mux-player` to use `media-chrome` `~4.18.3` (from
`~4.18.2`) and refreshes `package-lock.json` to pin the new
`media-chrome@4.18.3` tarball/integrity.
> 
> <sup>Written by [Cursor
Bugbot](https://cursor.com/dashboard?tab=bugbot) for commit
4fff50bf095f09b580d6a94305e4637f4b546864. This will update automatically
on new commits. Configure
[here](https://cursor.com/dashboard?tab=bugbot).</sup>
<!-- /CURSOR_SUMMARY -->