fsldma: update mailling list address in MAINTAINERS

linuxppc-embedded has been merged into linuxppc-dev.
Signed-off-by: Li Yang <leoli@freescale.com>

MAINTAINERS

@@ -2241,7 +2241,7 @@ P:	Li Yang
 M:	leoli@freescale.com
 P:	Zhang Wei
 M:	zw@zh-kernel.org
-L:	linuxppc-embedded@ozlabs.org
+L:	linuxppc-dev@ozlabs.org
 L:	linux-kernel@vger.kernel.org
 S:	Maintained
 F:	drivers/dma/fsldma.*