Add support for high frame rate camera capture

Add --camera-high-speed to enable high frame rate camera capture. If
the option is enabled, then --camera-fps is mandatory.

PR #4213 <https://github.com/Genymobile/scrcpy/pull/4213>

Co-authored-by: Romain Vimont <rom@rom1v.com>
Signed-off-by: Andrew Gunnerson <accounts+github@chiller3.com>
Signed-off-by: Romain Vimont <rom@rom1v.com>