Fixes and improvements
General
- fix changing log level with hot reloading or API (#2278)
RTSP
- server: fix crash when calling RECORD and PAUSE (bluenviron/gortsplib#392)
- check validity of SPS/PPS in SDPs (bluenviron/gortsplib#394)
SRT
- fix memory leak during reader disconnection (#2273)
RTMP
- fix RTMPE handshake error when a public key starts with zero (#2269)