Added new docs examples (#1233)

docs/doc_examples/6faf10a73f7d5fffbcb037bdb2cbaff8.asciidoc

@@ -0,0 +1,24 @@
+// 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.search({
+  index: 'sales',
+  size: '0',
+  body: {
+    aggs: {
+      dayOfWeek: {
+        terms: {
+          script: {
+            lang: 'painless',
+            source: "doc['date'].value.dayOfWeekEnum.value"
+          }
+        }
+      }
+    }
+  }
+})
+console.log(response)
+----
+