Update finalizing-setup.md (#184)

typo

docs/user-guide/tiramisu/finalizing-setup.md

@@ -10,7 +10,7 @@ We are going to make the Tiramisu environment start automatically when your cons
 
 1. Turn on your Wii U.
     - The Environment Loader should show up.
-1. Using the D-Pad, navigate to `tiramisu` and press Y to set this to your default envrionment, then press A to launch into Tiramisu.
+1. Using the D-Pad, navigate to `tiramisu` and press Y to set this to your default environment, then press A to launch into Tiramisu.
     - You might get a red warning screen telling you that updates aren't blocked properly. Press A to continue anyway. We're going to block updates in the "Blocking Updates" section below.
     - To open the Environment Loader in the future, you have to hold X while your Wii U is booting up.
 1. On the Tiramisu Boot Selector, the `Wii U Menu` should already be selected, press Y to set this to your default autobooting option, then press A to launch into the Wii U Menu.