Added/updated snippets for docs (#2318)

docs/doc_examples/20162e1dac807a7604f58dad814d1bc5.asciidoc

@@ -0,0 +1,27 @@
+// 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.indices.create({
+  index: "my-index-000001",
+  settings: {
+    analysis: {
+      analyzer: {
+        en: {
+          tokenizer: "standard",
+          filter: ["my_en_US_dict_stemmer"],
+        },
+      },
+      filter: {
+        my_en_US_dict_stemmer: {
+          type: "hunspell",
+          locale: "en_US",
+          dedup: false,
+        },
+      },
+    },
+  },
+});
+console.log(response);
+----