tweak: if current user reacts then their username should appear as ‘You’

Session/Shared/UserCell.swift

@@ -122,12 +122,16 @@ final class UserCell: UITableViewCell {
             .systemFont(ofSize: Values.mediumFontSize) :
             .boldSystemFont(ofSize: Values.mediumFontSize)
         )
-        displayNameLabel.text = Profile.displayName(
+
+        displayNameLabel.text = (getUserHexEncodedPublicKey() == publicKey ?
+            "MEDIA_GALLERY_SENDER_NAME_YOU".localized() :
+            Profile.displayName(
                 for: .contact,
                 id: publicKey,
                 name: profile?.name,
                 nickname: profile?.nickname
             )
+        )
         
         switch accessory {
             case .none: accessoryImageView.isHidden = true