VLCRemoteBrowsingTVCell: fix crash when browsing

Using the Focusframeguide for the constraint led to an endless layoutloop.
Instead we use the thumbnail now directly and update the constraint when the cell becomes the focus

Apple-TV/VLCRemoteBrowsingTVCell.m

@@ -20,6 +20,7 @@ NSString *const VLCRemoteBrowsingTVCellIdentifier = @"VLCRemoteBrowsingTVCell";
     VLCMDFBrowsingArtworkProvider *_artworkProvider;
 }
 @property (nonatomic) IBOutlet NSLayoutConstraint *aspectRationConstraint;
+@property (nonatomic) NSLayoutConstraint *titleThumbnailConstraint;
 
 @end
 
@@ -32,9 +33,8 @@ NSString *const VLCRemoteBrowsingTVCellIdentifier = @"VLCRemoteBrowsingTVCell";
     [super awakeFromNib];
     _artworkProvider = [[VLCMDFBrowsingArtworkProvider alloc] init];
     _artworkProvider.artworkReceiver = self;
-    UILayoutGuide *focusedFrameGuide = self.thumbnailImageView.focusedFrameGuide;
-    NSLayoutConstraint *constraint = [self.titleLabel.topAnchor constraintEqualToAnchor:focusedFrameGuide.bottomAnchor constant:15];
-    [self.contentView addConstraint:constraint];
+    _titleThumbnailConstraint = [self.titleLabel.topAnchor constraintEqualToAnchor:self.thumbnailImageView.bottomAnchor constant:15];
+    [self.contentView addConstraint:_titleThumbnailConstraint];
 
     [self prepareForReuse];
 }
@@ -110,6 +110,7 @@ NSString *const VLCRemoteBrowsingTVCellIdentifier = @"VLCRemoteBrowsingTVCell";
         CGAffineTransform transform = context.nextFocusedView != self ? CGAffineTransformIdentity : CGAffineTransformMakeScale(1.1, 1.1);
         self.titleLabel.transform = transform;
         self.subtitleLabel.transform = transform;
+        self.titleThumbnailConstraint.constant = context.nextFocusedView != self ? 15 : 40;
     } completion:nil];
 }