ARM: MX31: Fix file name label

Commit 5d2c154 (IMX: MX31: Cleanup include files and drop nasty #ifdef in drivers)
renamed mx31-imx-regs.h to imx-regs.h.

Change the file label accordingly.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
1 file changed