pinctrl: freescale: Fix i.MXRT1050 pad names

The pad names for the i.MXRT1050 were incorrect. Fix them.

Cc: Giulio Benetti <giulio.benetti@benettiengineering.com>
Signed-off-by: Jesse Taube <Mr.Bossman075@gmail.com>
Link: https://lore.kernel.org/r/20221107071511.2764628-7-Mr.Bossman075@gmail.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>