Update HBL link (#1316)

* Update HBL link

Since it's a zip file and not a 3dsx anymore, add a quick pointer of what to download and where it should go

* Update HBL link name

* Update boot3dsx.3ds.md

mild phrasing and operation order change

---------

Co-authored-by: eip <36315290+eip618@users.noreply.github.com>

cogs/assistance-cmds/boot3dsx.3ds.md

@@ -3,4 +3,8 @@ help-desc: Download link for 3DS Homebrew Launcher, boot.3dsx
 aliases: hbl
 ---
 
-The 3DS Homebrew Launcher, [boot.3dsx](https://github.com/devkitPro/3ds-hbmenu/releases/download/v2.4.1/boot.3dsx)
+The latest release of the 3DS Homebrew Launcher can be downloaded from here:
+
+https://github.com/devkitPro/3ds-hbmenu/releases/
+
+Unzip it to the root of your SD card, replacing/overwriting any `boot.3dsx` that may already exist.