meta-quanta: add Brandon Kim to MAINTAINERS

Brandon has done high quality reviews of many recent meta-quanta
patches.

(From meta-quanta rev: fc15e6cd74245f0af5e2ddc9d977a4cef78d21bf)

Change-Id: I5db86aa1e87cf770a2a1556665b1b06afb79267d
Signed-off-by: Benjamin Fair <benjaminfair@google.com>
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/meta-quanta/MAINTAINERS b/meta-quanta/MAINTAINERS
index f309c56..d57c096 100644
--- a/meta-quanta/MAINTAINERS
+++ b/meta-quanta/MAINTAINERS
@@ -44,3 +44,4 @@
 
 M:  Benjamin Fair <benjaminfair@google.com> <benjaminfair!>
 M:  Samuel Jiang <Samuel.Jiang@quantatw.com> <samueljiang!>
+M:  Brandon Kim <brandonkim@google.com> <brandonk!>