Remove post-update stuff, there is nothing to update from

packages/rocknix/sources/post-update

@@ -77,20 +77,3 @@ fi
 
 ### Add items below this line that are safe to remove after a period of time.
 ################################################################################
-
-## 20240312 clean config files on specific rk3326 devices
-model=$(cat /sys/firmware/devicetree/base/model)
-clean_list="ODROID-GO Advance Black Edition Powkiddy RGB10"
-if echo "${clean_list}" | grep "$model"; then
-  rm -rf /storage/.config/mupen64plus
-  rm -rf /storage/.config/drastic
-  rm -f /storage/.config/ppsspp/PSP/SYSTEM/controls.ini
-  rm -f /storage/.config/mednafen/mednafen.cfg
-fi
-if [ "${model}" = "Powkiddy RGB10" ]; then
-  rm -f /storage/joypads/odroidgo2_v11_joypad.cfg
-fi
-
-### 20240207 - Update Vita launchers and data.
-rsync -ah --update /usr/config/vita3k/* /storage/.config/vita3k 2>/dev/null
-rm -f "/storage/.config/vita3k/launcher/Start Vita3K.sh"