chore(playground): update code sample

docs/index.html

@@ -83,6 +83,27 @@ dob = 1979-05-27T07:32:00-08:00 # First class dates
 server = "192.168.1.1"
 ports = [ 8001, 8001, 8002 ]
 connection_max = 5000
+enabled = true
+
+[servers]
+
+  # Indentation (tabs and/or spaces) is allowed but not required
+  [servers.alpha]
+  ip = "10.0.0.1"
+  dc = "eqdc10"
+
+  [servers.beta]
+  ip = "10.0.0.2"
+  dc = "eqdc10"
+
+[clients]
+data = [ ["gamma", "delta"], [1, 2] ]
+
+# Line breaks are OK when inside arrays
+hosts = [
+  "alpha",
+  "omega"
+]
 `.trim());
 </script>