arm/mach-ux500: fix repeated words in comments

Delete the redundant word 'in'.

Signed-off-by: wangjianli <wangjianli@cdjrlc.com>
Link: https://lore.kernel.org/r/20221020124558.38060-1-wangjianli@cdjrlc.com


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>