Update model.js

lib/model.js

@@ -1655,6 +1655,15 @@ Model.dropSearchIndex = async function dropSearchIndex(name) {
   return await this.$__collection.dropSearchIndex(name);
 };
 
+
+Model.listSearchIndexes = async function listSearchIndexes() {
+  _checkContext(this, 'listSearchIndexes');
+
+  const cursor = await this.$__collection.listSearchIndexes();
+
+  return await cursor.toArray();
+}
+
 /**
  * Does a dry-run of `Model.syncIndexes()`, returning the indexes that `syncIndexes()` would drop and create if you were to run `syncIndexes()`.
  *