Added theme Pretty Green (based on Pretty Purple)

[Meteoroetem]

New Preset: Pretty Green

Description

Just tweaked the hue of colors in Pretty purple so it's be green!

Palette

• [x] None

Screenshots (optional)

Wallpaper

I don't really have a unique wallpaper, this is the default openSUSE Tumbleweed wallpaper, I wanted a green theme so that it suits openSUSE.

Checklist

Before submitting the PR, I checked:

• [x] I've only modified one preset
• [x] I've checked the format of each json files I modified
• [x] (optional) I've added screenshots
• [x] The preset name is following preset naming guidelines.

Publication

• [x] I want to add my preset in the preset list.

Thanks for your submission we will review and merge it as quick as possible.

[daudix]

Thanks! Looks good