feat(tmux): create a session for my website

Bind a shortcut key to create and switch to a session for my personal
website.

system/shared/home-manager.nix

@@ -522,6 +522,7 @@ in
 
       bind-key -r F new-window t
       bind-key -r D run-shell "t ~/Code/github.com/opdavies/dotfiles"
+      bind-key -r W run-shell "t ~/Code/github.com/opdavies/oliverdavies.uk"
 
       set -g @resurrect-strategy-nvim 'session'
     '';