Add Hawolex holiday theme

- Add Hawolex palette and emoji set

- Add Hawolex option to holiday prompts

dotfiles/install/install-macos-user.sh

@@ -77,6 +77,7 @@ if [[ -t 0 ]]; then
       echo "  4) Valentine"
       echo "  5) Thanksgiving"
       echo "  6) New Year"
+      echo "  7) Hawolex"
       read -r -p "Choose [1]: " holiday_pick
       case "${holiday_pick}" in
         2) holiday_choice="easter" ;;
@@ -84,6 +85,7 @@ if [[ -t 0 ]]; then
         4) holiday_choice="valentine" ;;
         5) holiday_choice="thanksgiving" ;;
         6) holiday_choice="newyear" ;;
+        7) holiday_choice="hawolex" ;;
         ""|1) holiday_choice="christmas" ;;
         *) echo "Invalid choice, using christmas."; holiday_choice="christmas" ;;
       esac