ARM: imx: Fix typo in select option for ZMX25

Correct CPU_ARM926EJS1 to CPU_ARM926EJS.

Reported-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: Chris Packham <judge.packham@gmail.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
1 file changed