MAINTAINERS: Fix ARM FREESCALE IMX files

- Remove arch/arm/cpu/arm926ejs/imx/ which is not available
- arch/arm/cpu/imx-common/ => arch/arm/imx-common/

Cc: Stefano Babic <sbabic@denx.de>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>

MAINTAINERS

@@ -93,10 +93,9 @@ S:	Maintained
 T:	git git://git.denx.de/u-boot-imx.git
 F:	arch/arm/cpu/arm1136/mx*/
 F:	arch/arm/cpu/arm926ejs/mx*/
-F:	arch/arm/cpu/arm926ejs/imx/
 F:	arch/arm/cpu/armv7/mx*/
 F:	arch/arm/cpu/armv7/vf610/
-F:	arch/arm/cpu/imx-common/
+F:	arch/arm/imx-common/
 F:	arch/arm/include/asm/arch-imx/
 F:	arch/arm/include/asm/arch-mx*/
 F:	arch/arm/include/asm/arch-vf610/