Short circuit processing graph logging if disabled (#876)

Author: sbooth

Sources/CSFBAudioEngine/Player/AudioPlayer.mm

@@ -1029,6 +1029,10 @@ Flags clearFlags(Flags flags, std::memory_order order = std::memory_order_acq_re
 // MARK: - Debugging
 
 void sfb::AudioPlayer::logProcessingGraphDescription(os_log_t log, os_log_type_t type) const noexcept {
+    if (!os_log_type_enabled(log, type)) {
+        return;
+    }
+
     NSMutableString *string = [NSMutableString
             stringWithFormat:@"<AudioPlayer: %p> audio processing graph:\n", static_cast<const void *>(this)];