Remove docs for Editor.batch (#3451)

Remove misleading docs for `Editor.batch`.

### Change Type

- [x] `sdk` — Changes the tldraw SDK
- [x] `bugfix` — Bug fix

packages/editor/api/api.json

@@ -7947,7 +7947,7 @@
             {
               "kind": "Method",
               "canonicalReference": "@tldraw/editor!Editor#batch:member(1)",
-              "docComment": "/**\n * Run a function in a batch, which will be undone/redone as a single action.\n *\n * @example\n * ```ts\n * editor.batch(() => {\n * \teditor.selectAll()\n * \teditor.deleteShapes(editor.getSelectedShapeIds())\n * \teditor.createShapes(myShapes)\n * \teditor.selectNone()\n * })\n *\n * editor.undo() // will undo all of the above\n * ```\n *\n * @public\n */\n",
+              "docComment": "/**\n * Run a function in a batch.\n *\n * @public\n */\n",
               "excerptTokens": [
                 {
                   "kind": "Content",

packages/editor/src/lib/editor/Editor.ts

@@ -885,19 +885,7 @@ export class Editor extends EventEmitter<TLEventMap> {
 	}
 
 	/**
-	 * Run a function in a batch, which will be undone/redone as a single action.
-	 *
-	 * @example
-	 * ```ts
-	 * editor.batch(() => {
-	 * 	editor.selectAll()
-	 * 	editor.deleteShapes(editor.getSelectedShapeIds())
-	 * 	editor.createShapes(myShapes)
-	 * 	editor.selectNone()
-	 * })
-	 *
-	 * editor.undo() // will undo all of the above
-	 * ```
+	 * Run a function in a batch.
 	 *
 	 * @public
 	 */