[O] Unify shellcheck disable list

.github/workflows/shellcheck.yml

@@ -20,5 +20,5 @@ jobs:
       - name: Run shellcheck
         run: |
           shellcheck -V
-          shellcheck -e SC2244 -e SC2243 -e SC2154 neofetch
+          shellcheck neofetch
           ./neofetch

neofetch

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 # vim: noai:ts=4:sw=4:expandtab
 # shellcheck source=/dev/null
-# shellcheck disable=2009 disable=2153
+# shellcheck disable=2009 disable=2153 disable=2154 disable=2243 disable=2244
 #
 # Neofetch: A command-line system information tool written in bash 3.2+.
 # https://github.com/dylanaraps/neofetch