Update UC Readme

[Chris6ix]

Update/Improve UC description and add up-to-date version counter

If you want to see the difference (how it looks): The updated version: https://github.com/Chris6ix/UltraCosmetics/blob/master/README.md The current version: https://github.com/iSach/UltraCosmetics/blob/master/README.md

What is the purpose of this pull request?

Updating/Improving the UC description and adding up-to-date version counter?

How do your changes address the purpose?

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Changes

• [x] Update/Improve UC description sentence
• [x] Add an up-to-date version counter from Spigot instead of Github releases

[datatags]

Ah that's awesome, thanks 😁

[Chris6ix]

No worries :)