Update README.md

Author: nbransby

README.md

@@ -205,7 +205,7 @@ user.updateProfile(profileUpdates)
 
 //...becomes...
 
-user.updateProfile(displayName = "state", photoURL = "CA")
+user.updateProfile(displayName = "Jane Q. User", photoURL = "https://example.com/jane-q-user/profile.jpg")
 ```