fix(Trimmer): Aspect Ratio

Changed Aspect Ratio to don't scale images with incorrect dimensions

Author: Shahen Hovhannisyan

ios/RNVideoProcessing/RNTrimmerView/ICGVideoTrimmer/ICGVideoTrimmerView.m

@@ -435,6 +435,7 @@ - (void)addFrames
             CGImageRelease(halfWayImage);
             dispatch_async(dispatch_get_main_queue(), ^{
                 UIImageView *imageView = (UIImageView *)[self.frameView viewWithTag:i];
+                [imageView setContentMode:UIViewContentModeScaleAspectFill];
                 [imageView setImage:videoScreen];
 
             });