OBS Studio 30.2.1 Hotfix

Fixed a possible crash when loading scene data [norihiro/notr1ch]
Fixed an issue with CoreAudio AAC timestamps causing a stream to fail [derrod]
Fixed an issue with obs-websocket not reading Virtual Camera availability correctly [tt2468]
Fixed an issue with obs-websocket settings not saving correctly [tt2468]
Fixed an issue causing the legacy AMF encoder to no longer be available after updating OBS [derrod]
Fixed an issue where attempting to run OBS with the OpenGL renderer on Windows would fail [kkartaltepe]
Fixed read-only QTextEdit background color [Warchamp7]
Fixed source tree icon spacing [Warchamp7]
Adjusted sizing of Classic audio meter elements [Warchamp7