Merge pull request glium#2078 from mykykh/patch-2

fix typo in tuto-01-getting-started.md

Author: est31

book/tuto-01-getting-started.md

@@ -34,7 +34,7 @@ Initializing a simple OpenGL window with the default winit/glutin backend can be
 
 1. Creating an `EventLoop` for handling window and device events.
 2. Making a new `SimpleWindowBuilder` and setting the desired parameters.
-3. Calling the `build` method of hte `SimpleWindowBuilder` with a reference to the event_loop to get the `Window` and `Display`.
+3. Calling the `build` method of the `SimpleWindowBuilder` with a reference to the event_loop to get the `Window` and `Display`.
 
 This will open a new window, register it with the given event_loop and create a (glutin) OpenGL context and glium Display while finally returning both the window and display to you.