Change kitty TERM variable to 'xterm-kitty'

This enables curly colored underlines in kitty (eg. for highlighting
errors in neovim).

home-profiles/kitty/.config/kitty/kitty.conf

@@ -322,7 +322,7 @@ clipboard_control write-clipboard write-primary
 # The value of the TERM environment variable to set. Changing this can break
 # many terminal programs, only change it if you know what you are doing, not
 # because you read some advice on Stack Overflow to change it.
-term xterm-256color
+term xterm-kitty
 
 
 # }}}