chore(examples): add missing use strict directive (#652)

Fdawgs · web-flow · commit 43718e04237a · 2023-10-19T10:47:54.000+01:00
diff --git a/examples/example.js b/examples/example.js
@@ -1,3 +1,5 @@
+'use strict'
+
 const fastJson = require('..')
 const stringify = fastJson({
   title: 'Example Schema',
