powerpc: fsl: Update maintainers

Update maintainers for B4860QDS, P1010RDB, P1_TWR, T104xRDB.

Signed-off-by: York Sun <york.sun@nxp.com>

board/freescale/b4860qds/MAINTAINERS

@@ -1,5 +1,5 @@
 B4860QDS BOARD
-#M:	-
+M:	Ashish Kumar <ashish.kumar@nxp.com>
 S:	Maintained
 F:	board/freescale/b4860qds/
 F:	include/configs/B4860QDS.h

board/freescale/p1010rdb/MAINTAINERS

@@ -1,5 +1,5 @@
 P1010RDB BOARD
-#M:	-
+M:	Qiang Zhao <qiang.zhao@nxp.com>
 S:	Maintained
 F:	board/freescale/p1010rdb/
 F:	include/configs/P1010RDB.h

board/freescale/p1_twr/MAINTAINERS

@@ -1,5 +1,5 @@
 P1_TWR BOARD
-#M:	-
+M:	Xiaobo Xie <xiaobo.xie@nxp.com>
 S:	Maintained
 F:	board/freescale/p1_twr/
 F:	include/configs/p1_twr.h

board/freescale/t104xrdb/MAINTAINERS

@@ -1,5 +1,5 @@
 T104XRDB BOARD
-M:	Priyanka Jain  <Priyanka.Jain@freescale.com>
+M:	Priyanka Jain <priyanka.jain@nxp.com>
 S:	Maintained
 F:	board/freescale/t104xrdb/
 F:	include/configs/T104xRDB.h
@@ -18,7 +18,7 @@ F:	configs/T1042RDB_PI_NAND_defconfig
 F:	configs/T1042RDB_PI_SPIFLASH_defconfig
 
 T1040RDB_SDCARD BOARD
-#M:	-
+M:	Priyanka Jain <priyanka.jain@nxp.com>
 S:	Maintained
 F:	configs/T1040RDB_SDCARD_defconfig
 F:	configs/T1040D4RDB_SDCARD_defconfig