Specify that you dont *need* to redownload tiramisu if you already have it.

docs/vwii/vwii-modding.md

@@ -15,6 +15,7 @@ We will now place the required Homebrew files on the SD Card.
 
 - The latest files from [Tiramisu for your café](https://tiramisu.foryour.cafe).
     - Click on `Download Tiramisu`.
+    - If you have already installed Tiramisu, you do not need to redownload it.
 - The latest release of the [vwii-compat-installer](https://github.com/TheLordScruffy/vwii-compat-installer/releases).
 - The <a href="docs/files/Patched_IOS80_Installer_for_vWii.zip" download>Patched IOS 80 Installer for vWii</a>. ([Source](https://github.com/Lazr1026/Patched-IOS80-Installer-for-vWii))
 - The <a href ="docs/files/d2x_cIOS_Installer.zip" download>d2x cIOS Installer</a>.