Ensure the min-height for placeholders is set on the correct editor (#5148)

* Ensure the min-height for placeholders is set on the correct editor

* Add changeset

* Run prettier on changeset

Co-authored-by: Dylan Schiemann <dylan@dojotoolkit.org>

packages/slate-react/src/components/leaf.tsx

@@ -7,6 +7,7 @@ import {
 } from '../utils/weak-maps'
 import { RenderLeafProps, RenderPlaceholderProps } from './editable'
 import { useSlateStatic } from '../hooks/use-slate-static'
+import { ReactEditor } from '..'
 
 /**
  * Individual leaves in a text node with unique formatting.
@@ -34,9 +35,7 @@ const Leaf = (props: {
 
   useEffect(() => {
     const placeholderEl = placeholderRef?.current
-    const editorEl = document.querySelector<HTMLDivElement>(
-      '[data-slate-editor="true"]'
-    )
+    const editorEl = ReactEditor.toDOMNode(editor, editor)
 
     if (!placeholderEl || !editorEl) {
       return