Add example to update user bio, location or website

Author: arpitjalan

examples/update_user.rb

@@ -15,5 +15,8 @@
 puts client.update_avatar(username: "batman", url: "http://meta-discourse.r.worldssl.net/uploads/default/2497/724a6ef2e79d2bc7.png")
 # update trust level of user whose id is "102"
 puts client.update_trust_level(user_id: 102, level: 2)
+# upadate user bio, location or website
+puts client.update_user("techapj", bio_raw: "I am Batman.", location: "Gotham", website: "https://en.wikipedia.org/wiki/Batman")
+
 # log out everywhere and refresh browser of user whose id is "2"
 puts client.log_out(2)