Skip "press any key" message when user cancels TUI or Web App install (#3866)

with Ctrl+C

bin/omarchy-tui-install

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 if [ "$#" -ne 4 ]; then
   echo -e "\e[32mLet's create a TUI shortcut you can start with the app launcher.\n\e[0m"
   APP_NAME=$(gum input --prompt "Name> " --placeholder "My TUI")