Update v1.0.4 - Performance, Bugfixes & Presets

Thanks to Eiyeron for reporting this tiny issue where the extension completely blocked using Aseprite CLI, ups. 🤐

Changes:

• [Fix] Don’t initialize Theme Preferences when UI is not available to avoid breaking the CLI
• [Improvement] Improve the speed of updating and saving a theme
• [Feature] Include Mono and Game Boy Light presets in new installs of Theme Preferences