fix: compile error for GPAC_DISABLE_VRM | GPAC_DISABLE_SCENEGRAPH is disabled
fix: compile error for GPAC_DISABLE_VRM | GPAC_DISABLE_SCENEGRAPH is disabled

gpac/gpac,gpac/gpac,rbouqueau/gpac,rbouqueau/gpac,gpac/gpac,rbouqueau/gpac,rbouqueau/gpac,gpac/gpac,rbouqueau/gpac,gpac/gpac,gpac/gpac,rbouqueau/gpac,rbouqueau/gpac,rbouqueau/gpac,gpac/gpac,gpac/gpac