Add Dracula theme

lib/commands/init/index.js

@@ -259,7 +259,7 @@ async function promptEditorSettings() {
  name: 'theme',
  message: 'Select a theme for the editor. To use any theme other than "default", you will need to install @node-red-contrib-themes/theme-collection in your Node-RED user directory.',
  initial: 'default',
- choices: [ "default", "dark", "midnight-red", "oled", "solarized-dark", "solarized-light"],
+ choices: [ "default", "dark", "dracula", "midnight-red", "oled", "solarized-dark", "solarized-light"],
  },
  {
  type: 'select',