Update update-instructions.md

Author: Madis0

update-instructions.md

@@ -48,9 +48,8 @@ If you added or removed some mods:
 ### Modrinth App
 
 1. Select existing FO instance
-2. Click `🔄 Update modpack` on top right
-3. Click `⇆`
-   * Optional: Select the version you want by selecting it on the dropdown before you click `⇆`.
+2. Click `⤓ Update modpack` on top right (Below `▶️ Play` and `+ Install content`)
+3. Select the version you want and click `⇆`.
 
 <details>
   <summary>Not seeing a version or getting an error?</summary>