MAINTAINERS: Update my email address from freescale to nxp

The freescale.com address will no longer be available.
Signed-off-by: Claudiu Manoil <claudiu.manoil@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

MAINTAINERS

@@ -5637,7 +5637,7 @@ S:	Maintained
 F:	drivers/dma/fsldma.*
 
 FREESCALE eTSEC ETHERNET DRIVER (GIANFAR)
-M:	Claudiu Manoil <claudiu.manoil@freescale.com>
+M:	Claudiu Manoil <claudiu.manoil@nxp.com>
 L:	netdev@vger.kernel.org
 S:	Maintained
 F:	drivers/net/ethernet/freescale/gianfar*