obs-ffmpeg: Fix AMF default CQP value

Was 7 for some reason, was supposed to be 20

plugins/obs-ffmpeg/texture-amf.cpp

@@ -2111,7 +2111,7 @@ try {
 static void amf_av1_defaults(obs_data_t *settings)
 {
 	obs_data_set_default_int(settings, "bitrate", 2500);
-	obs_data_set_default_int(settings, "cqp", 7);
+	obs_data_set_default_int(settings, "cqp", 20);
 	obs_data_set_default_string(settings, "rate_control", "CBR");
 	obs_data_set_default_string(settings, "preset", "quality");
 	obs_data_set_default_string(settings, "profile", "high");