Add MarkdownEditor to direct-slot-children rule

Author: colebemis

src/rules/direct-slot-children.js

@@ -11,9 +11,8 @@ const slotParentToChildMap = {
   'NavList.Item': ['NavList.LeadingVisual', 'NavList.TrailingVisual'],
   'TreeView.Item': ['TreeView.LeadingVisual', 'TreeView.TrailingVisual'],
   RadioGroup: ['RadioGroup.Label', 'RadioGroup.Caption', 'RadioGroup.Validation'],
-  CheckboxGroup: ['CheckboxGroup.Label', 'CheckboxGroup.Caption', 'CheckboxGroup.Validation']
-  // Ignore `MarkdownEditor` for now because it's still in drafts
-  // MarkdownEditor: ['MarkdownEditor.Toolbar', 'MarkdownEditor.Actions', 'MarkdownEditor.Label'],
+  CheckboxGroup: ['CheckboxGroup.Label', 'CheckboxGroup.Caption', 'CheckboxGroup.Validation'],
+  MarkdownEditor: ['MarkdownEditor.Toolbar', 'MarkdownEditor.Actions', 'MarkdownEditor.Label']
 }
 
 const slotChildToParentMap = Object.entries(slotParentToChildMap).reduce((acc, [parent, children]) => {