mac-virtualcam: Omit enqueue result codes

plugins/mac-virtualcam/src/obs-plugin/plugin-main.mm

@@ -626,10 +626,11 @@ static void virtualcam_output_raw_video(void *data, struct video_data *frame)
 			.presentationTimeStamp =
 				CMTimeMake(frame->timestamp, NSEC_PER_SEC)};
 
-		OSStatus result = CMSampleBufferCreateForImageBuffer(
-			kCFAllocatorDefault, frameRef, true, NULL, NULL,
-			vcam->formatDescription, &timingInfo, &sampleBuffer);
-		result = CMSimpleQueueEnqueue(vcam->queue, sampleBuffer);
+		CMSampleBufferCreateForImageBuffer(kCFAllocatorDefault,
+						   frameRef, true, NULL, NULL,
+						   vcam->formatDescription,
+						   &timingInfo, &sampleBuffer);
+		CMSimpleQueueEnqueue(vcam->queue, sampleBuffer);
 	} else {
 		// Share pixel buffer with clients
 		[vcam->machServer sendPixelBuffer:frameRef