[doc] add Joachim Cherqui, @maxigas, @kiney, @juanitobananas to authors ++ promote @a01200356 to major contributor

AUTHORS.rst

 - Alexandre Flament `@dalf <https://github.com/dalf>`_
 - @Cqoicebordel
 - Noémi Ványi
+- Marc Abonce Seguin @a01200356
 
 People who have submitted patches/translates, reported bugs, consulted features or
 generally made searx better:
 - Kang-min Liu
 - Kirill Isakov
 - Guilhem Bonnefille
-- Marc Abonce Seguin @a01200356
 - @jibe-b
 - Christian Pietsch @pietsch
 - @Maxqia
 - @firebovine
 - Lorenzo J. Lucchini @luccoj
 - @eig8phei
+- Joachim Cherqui
+- @maxigas
+- Jannik Winkel @kiney
+- @juanitobananas