Added/updated snippets for docs (#2318)

docs/doc_examples/f6de702c3d097af0b0bd391c4f947233.asciidoc

@@ -0,0 +1,12 @@
+// This file is autogenerated, DO NOT EDIT
+// Use `node scripts/generate-docs-examples.js` to generate the docs examples
+
+[source, js]
+----
+const response = await client.cat.indices({
+  v: "true",
+  s: "rep:desc,pri.store.size:desc",
+  h: "health,index,pri,rep,store.size,pri.store.size",
+});
+console.log(response);
+----