docs: fix broken links (#221)

* docs(extras): fix broken link for vWii modding guide

* docs(troubleshooting): fix broken link for vWii NAND backups

docs/extras/dump-wii-games.md

@@ -2,7 +2,7 @@
 ---
 Dumping your Discs allows you to: play them on a Wii emulator (namely Dolphin), play them using a USB/SD Card loader such as Wiiflow, make Virtual Console injects that can be installed on a Wii U formatted USB drive or the NAND and launched from the Wii U Menu.
 
-?> Dumping Wii games requires a working homebrew setup on vWii, so make sure to finish the [vWii Modding guide](vwii-modding) beforehand.
+?> Dumping Wii games requires a working homebrew setup on vWii, so make sure to finish the [vWii Modding guide](vwii/sd-preparation) beforehand.
 
 !> It is **ILLEGAL** to share the files dumped with this guide.  
 If you intend to use this guide to share your dumped games, don't.

docs/troubleshooting/recover-vwii-ioses-channels.md

@@ -46,7 +46,7 @@ This page will guide you through the process of recovering a IOS or channel on y
 
 </details>
 
-!> This has the potential to destroy your vWii NAND if you are not careful! Please consider [backing up](mocha/online-exploit/nand-backup) your SLCCMPT and OTP if you do not yet have them backed up!
+!> This has the potential to destroy your vWii NAND if you are not careful! Please consider [backing up](vwii/nand-backup) your SLCCMPT and OTP if you do not yet have them backed up!
 
 ?> If you are using a system update blocking method, please [remove it](unblock-updates).
 
@@ -115,4 +115,4 @@ You will be provided with various options. It is recommended to first attempt re
 
 <!-- tabs:end -->
 
-> If you receive Error Code 105-3102 when performing the system update, restart your console and reattempt the update.
+> If you receive Error Code 105-3102 when performing the system update, restart your console and reattempt the update.