moved Jan Eisermann to the right place in the auther list

Author: JanEisermann

AUTHORS

@@ -12,6 +12,7 @@ in alphabetic order by first name
 - Debajyoti Dasgupta <debajyotidasgupta6@gmail.com>
 - Hrithik Kumar Verma <vermahrithik812@gmail.com>
 - Isabell Krisch <isabellkrisch@gmail.com>
+- Jan Eisermann <j.eisermann@fz-juelich.de>
 - Jatin Jain <jatinalwar2001@gmail.com>
 - Jens-Uwe Grooß <j.-u.grooss@fz-juelich.de>
 - Jörn Ungermann <j.ungermann@fz-juelich.de>
@@ -30,4 +31,3 @@ in alphabetic order by first name
 - Tanish Grover <tanish1908@gmail.com>
 - Thomas Breuer <t.breuer@fz-juelich.de>
 - Vaibhav Mehra <veb7vmehra@gmail.com>
-- Jan Eisermann <j.eisermann@fz-juelich.de>