add @noerw to maintainers (#13997)

* add @noerw to maintainers

* format

Co-authored-by: 6543 <6543@obermui.de>

MAINTAINERS

@@ -39,3 +39,4 @@ David Svantesson <davidsvantesson@gmail.com> (@davidsvantesson)
 CirnoT <gitea.m@i32.pl> (@CirnoT)
 a1012112796 <1012112796@qq.com> (@a1012112796)
 Karl Heinz Marbaise <kama@soebes.de> (@khmarbaise)
+Norwin Roosen <git@nroo.de> (@noerw)