MAINTAINERS: Remove myself as leader

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f2c58931e6)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

MAINTAINERS

@@ -14,7 +14,6 @@ patches and related discussions.
 Project Leader
 ==============
 
-Michael Niedermayer
   final design decisions