cannot play mp4 video on quicktime

[ryoppippi]

Describe the bug

A clear and concise description of what the bug is.

Minimal reproduction

Steps to reproduce the behavior:

1. have a presentation with several pages
2. start recording with mp4 output
3. stop recording

Environment

• Slidev version: ^0.50.0-beta.5
• Browser: Chrome Version 130.0.6723.92 (Official Build) (arm64)
• OS: macOS 15.1

If you are using Slidev globally (i.e. npx slidev or npm i -g slidev), please try to reproduce the issue in a local project (i.e. npm create slidev@latest).

[KermanX]

May relate to #1847?

[ryoppippi]

VLC can play the video