replaced alacritty by kitty in tmux configuration

tmux/tmux.conf

@@ -39,7 +39,7 @@ unbind %
 set -g mouse off
 
 # Set the default terminal
-set -s default-terminal 'alacritty'
+set -s default-terminal 'kitty'
 
 # open/split window with current path
 bind '"' split-window -c "#{pane_current_path}"
@@ -56,7 +56,7 @@ set-option -sg escape-time 10
 set-option -g focus-events on
 
 # Terminal feature specific to Neovim
-set-option -sa terminal-overrides ',alacritty:Tc'
+set-option -sa terminal-overrides ',kitty:Tc'
 
 # Tmux plugins
 set -g @plugin "janoamaral/tokyo-night-tmux"