Add Simply Colorful theme

[LorenzoPegorari]

I am submitting a new Community Theme

Repo URL

Link to my theme: https://github.com/LorenzoPegorari/SimplyColorful

Theme checklist

• My repo contains all required files (please do not add them to this obsidian-releases repo).
  • manifest.json
  • theme.css
  • The screenshot file (16:9 aspect ratio, recommended size is 512px by 288px for fast loading).
• I have indicated which modes (dark, light, or both) are compatible with my theme.
• I have read the developer policies at https://docs.obsidian.md/Developer+policies, and have assessed my theme's adherence to these policies.
• I have read the tips in https://docs.obsidian.md/Themes/App+themes/Theme+guidelines and have self-reviewed my theme to avoid these common pitfalls.
• I have added a license in the LICENSE file.
• My project respects and is compatible with the original license of any code from other themes that I'm using. I have given proper attribution to these other themes in my README.md.

[LorenzoPegorari]

There seems to be a problem with the script.

I believe it cannot find the module 'probe-image-size' to get the size of the preview image.

I hope it can be fixed quickly.