Hide fields in NoteEditorFragment for image occlusion notetypes

Showing the fields is not needed because we handle the image occlusion
with a backend page, desktop app also doesn't show the fields for image
occlusion and it's confusing for the users.

Author: lukstbit

AnkiDroid/src/main/java/com/ichi2/anki/NoteEditorFragment.kt

@@ -1789,23 +1789,13 @@ class NoteEditorFragment :
         editNoteTypeMode: Boolean,
     ) {
         val editLines = fieldState.loadFieldEditLines(type)
+        // showing the fields is not needed for image occlusion notetypes as they are handled by the
+        // backend page
+        fieldsLayoutContainer?.isVisible = !currentNotetypeIsImageOcclusion()
         fieldsLayoutContainer!!.removeAllViews()
         customViewIds.clear()
         imageOcclusionButtonsContainer?.isVisible = currentNotetypeIsImageOcclusion()
 
-        val indicesToHide = mutableListOf<Int>()
-        if (currentNotetypeIsImageOcclusion()) {
-            val occlusionTag = "0"
-            val imageTag = "1"
-            val fields = currentlySelectedNotetype!!.fields
-            for ((i, field) in fields.withIndex()) {
-                val tag = field.imageOcclusionTag
-                if (tag == occlusionTag || tag == imageTag) {
-                    indicesToHide.add(i)
-                }
-            }
-        }
-
         editFields = LinkedList()
 
         var previous: FieldEditLine? = null
@@ -1893,7 +1883,6 @@ class NoteEditorFragment :
             toggleStickyButton.contentDescription =
                 getString(R.string.note_editor_toggle_sticky, editLineView.name)
 
-            editLineView.isVisible = i !in indicesToHide
             fieldsLayoutContainer!!.addView(editLineView)
         }
     }