MAINTAINERS/mailmap: Update my email address

Update my email address to the NXP account.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
diff --git a/board/udoo/MAINTAINERS b/board/udoo/MAINTAINERS
index 789e98f..b05243c 100644
--- a/board/udoo/MAINTAINERS
+++ b/board/udoo/MAINTAINERS
@@ -1,5 +1,5 @@
 UDOO BOARD
-M:	Fabio Estevam <fabio.estevam@freescale.com>
+M:	Fabio Estevam <fabio.estevam@nxp.com>
 S:	Maintained
 F:	board/udoo/
 F:	include/configs/udoo.h