delete images normally even if track changes is on

app/components/SimpleEditor/elements/track_change/TrackChangesProvider.js

@@ -432,6 +432,11 @@ class TrackChangesProvider extends TOCProvider {
       return console.warn('Cannot delete a container')
     }
 
+    if (selection.isNodeSelection()) {
+      if (selection.isCollapsed()) return this.deleteCharacter('left')
+      return this.deleteSelection(selection)
+    }
+
     const transformation = (tx, args) => {
       const newNode = {
         selection: selection,