chore: remove ssh startup commands 🔥

* they don't work anyway

nixos/fish.nix

@@ -10,15 +10,6 @@
       fish_vi_key_bindings
       set fish_greeting 🐟: (set_color yellow; date +%T; set_color green; date --iso-8601; set_color normal)
 
-      # Start SSH agent if not already running
-      if not pgrep -u (id -u) ssh-agent > /dev/null
-        eval (ssh-agent -c)
-      end
-
-      # Add SSH keys to the agent
-      ssh-add ~/.ssh/id_*_github 2>/dev/null
-
-
       # name: Default
       # author: Lily Ballard
       # edits: DannyDannyDanny