Added list of maintainers (#3410)

Author: RunDevelopment

MAINTAINERS.md

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+## Maintainers (alphabetical by user name)
+
+- [@Golmote](https://github.com/Golmote)
+- [@JaKXz](https://github.com/JaKXz) Jason Kurian
+- [@LeaVerou](https://github.com/LeaVerou) Lea Verou (original author)
+- [@mAAdhaTTah](https://github.com/mAAdhaTTah) James DiGioia <jamesorodig@gmail.com>
+- [@RunDevelopment](https://github.com/RunDevelopment) Michael Schmidt <msrd0000@gmail.com>
+
+## Former Maintainers
+
+- [@zeitgeist87](https://github.com/zeitgeist87) Andreas Rohner