powerpc/t208xrdb: Update MAINTAINERS file

Signed-off-by: York Sun <york.sun@nxp.com>
CC: Shengzhou Liu <Shengzhou.Liu@nxp.com>
diff --git a/board/freescale/t208xrdb/MAINTAINERS b/board/freescale/t208xrdb/MAINTAINERS
index 1642879..ccbfbab 100644
--- a/board/freescale/t208xrdb/MAINTAINERS
+++ b/board/freescale/t208xrdb/MAINTAINERS
@@ -1,5 +1,5 @@
 T208XRDB BOARD
-#M:	-
+M:	Shengzhou Liu <Shengzhou.Liu@nxp.com>
 S:	Maintained
 F:	board/freescale/t208xrdb/
 F:	include/configs/T208xRDB.h