move miau alias to correct file

modules/shell/nu/aliases.nu

@@ -36,4 +36,5 @@ alias gunim = cd ~/Docs/uni/mathe1-3;
 # typos
 alias juts = just;
 
+alias miau = meow;
 alias shut = shutdown now;

modules/shell/nu/custom_commands.nu

@@ -75,8 +75,6 @@ def meow [ n = 1 ] {
     "m{rr,r,}{e,ee,{,e,aa}o}w{,w,ww}" | str expand | shuffle | first $n | str join ' '
 }
 
-alias miau = meow;
-
 def bars [display_name?: string] {
     print $display_name;
     pkill eww