chore: auto update Minecraft version list, add 26.2-pre-5-26.2

Author: Origin173

src-tauri/assets/game/versions.txt

@@ -891,3 +891,8 @@ b1.8.1
 26.2-pre-2
 26.2-pre-3
 26.2-pre-4
+26.2-pre-5
+26.2-pre-6
+26.2-rc-1
+26.2-rc-2
+26.2