Updated AUTHORS based on MDA core history

AUTHORS.md

@@ -20,4 +20,35 @@ The rules for this file:
 -->
 
 **2023**
-- MDAnalysis <@ianmkenney>
+Jennifer A Clark <@jaclark5>
+Lily Wang <@lilyminium>
+Ian Kenney <@ianmkenney>
+
+**2022**
+Aditi Tripathi <@aditi2906>
+Estefania Barreto-Ojeda <@ojeda-e>
+
+**2020**
+Rocco Meli <@RMeli>
+Irfan Alibay <@IAlibay>
+Cédric Bouysset <@cbouy>
+
+**2018**
+Jose Borreguero <@jmborr>
+Matt Thompson <@mattwthompson>
+Philip Loche <@PicoCentauri>
+Paul Smith <@p-j-smith>
+Mateusz Bieniek <@bieniekmateusz>
+
+**2017**
+Utkarsh Bansal <@utkbansal>
+
+**2016**
+Jonathan Barnoud <@jbarnoud>
+
+**2015**
+Alejandro Bernardin <@alejob>
+Oliver Beckstein <@orbeckst>
+Carlos Yañez <[email protected]>
+Richard Gowers <@richardjgowers>
+Max Linke <@kain88-de>