Fix TODO text

Author: zsmb13

samplejava/src/main/java/com/example/chattutorialjava/ChannelActivity.java

@@ -54,7 +54,7 @@ protected void onCreate(@Nullable Bundle savedInstanceState) {
         MessageListViewModel messageListViewModel = provider.get(MessageListViewModel.class);
         MessageInputViewModel messageInputViewModel = provider.get(MessageInputViewModel.class);
 
-        // TODO set custom Imgur attachment View Holder Factory
+        // TODO set custom Imgur ViewHolderFactory
 
         // Step 2 - Bind the view and ViewModels, they are loosely coupled so it's easy to customize
         MessageListHeaderViewModelBinding.bind(channelHeaderViewModel, binding.messageListHeaderView, this);

samplekotlin/src/main/java/com/example/chattutorial/ChannelActivity.kt

@@ -40,7 +40,7 @@ class ChannelActivity : AppCompatActivity() {
         val messageListViewModel: MessageListViewModel by viewModels { factory }
         val messageInputViewModel: MessageInputViewModel by viewModels { factory }
 
-        // TODO set custom AttachmentViewHolderFactory
+        // TODO set custom Imgur ViewHolderFactory
 
         // Step 2 - Bind the view and ViewModels, they are loosely coupled so it's easy to customize
         messageListHeaderViewModel.bindView(binding.messageListHeaderView, this)