MAINTAINERS: Add developers who have git write access but are otherwise not listed

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

MAINTAINERS

@@ -525,6 +525,31 @@ Sparc                                   Roman Shaposhnik
 OS/2                                    KO Myung-Hun
 
 
+Developers with git write access who are currently not maintaining any specific part
+====================================================================================
+Alex Converse
+Andreas Cadhalpun
+Anuradha Suraparaju
+Ben Littler
+Benjamin Larsson
+Bobby Bingham
+Daniel Verkamp
+Derek Buitenhuis
+Ganesh Ajjanagadde
+Henrik Gramner
+Ivan Uskov
+James Darnley
+Joakim Plate
+Kieran Kunhya
+Kirill Gavrilov
+Martin Storsjö
+Panagiotis Issaris
+Pedro Arthur
+Sebastien Zwickert
+wm4
+(this list is incomplete)
+
+
 Releases
 ========