Add maintainers section to README

[helderberto]

This PR includes the section maintainers to README sorted in ASC by names:

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🔍 Inspect: https://vercel.com/willianjusten/nba-remix/CBfx8pkuRj9Tk3ycPJzsvKnttXJN
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[willianjusten]

Looks great =) @adeonir is always the first in alphabetical orders ahhauha

[adeonir]

Thanks to my mom xD