Allow touch at the top of the lightbox (#1489)

src/view/com/lightbox/ImageViewing/components/ImageDefaultHeader.tsx

@@ -34,6 +34,7 @@ const ImageDefaultHeader = ({onRequestClose}: Props) => (
 const styles = StyleSheet.create({
   root: {
     alignItems: 'flex-end',
+    pointerEvents: 'box-none',
   },
   closeButton: {
     marginRight: 8,

src/view/com/lightbox/ImageViewing/index.tsx

@@ -189,6 +189,7 @@ const styles = StyleSheet.create({
     width: '100%',
     zIndex: 1,
     top: 0,
+    pointerEvents: 'box-none',
   },
   footer: {
     position: 'absolute',