fish: remove useless init commands

user/fish/default.nix

@@ -18,17 +18,9 @@ in
         set -U fish_features stderr-nocaret qmark-noglob regex-easyesc ampersand-nobg-in-token
 
         set_color red
-        if not test -d "$PASSWORD_STORE_DIR"
-          echo "Password Store not yet setup"
-        end
         if not test -f "$HOME/.ssh/id_rsa"
           echo "SSH keys not yet setup"
         end
-        if command -qs rustup &> /dev/null
-            if not command -qs rustc; or not rustc --version &> /dev/null
-              rustup default stable &>/dev/null &
-            end
-        end
         set_color normal
 
         bind \cy 'commandline | wl-copy -n'