MAINTAINERS: Update NXP FEC maintainer

Emails to Joakim Zhang bounce, update the list of maintainers per
feedback from Clark Wang and designate Wei Fang as the primary
maintainer.
Signed-off-by: NFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: NJakub Kicinski <kuba@kernel.org>

MAINTAINERS

@@ -8183,7 +8183,10 @@ S:	Maintained
 F:	drivers/i2c/busses/i2c-cpm.c
 
 FREESCALE IMX / MXC FEC DRIVER
-M:	Joakim Zhang <qiangqing.zhang@nxp.com>
+M:	Wei Fang <wei.fang@nxp.com>
+R:	Shenwei Wang <shenwei.wang@nxp.com>
+R:	Clark Wang <xiaoning.wang@nxp.com>
+R:	NXP Linux Team <linux-imx@nxp.com>
 L:	netdev@vger.kernel.org
 S:	Maintained
 F:	Documentation/devicetree/bindings/net/fsl,fec.yaml