ARM: dts: Fix boot regression on Skomer

ARM: dts: Fix boot regression on Skomer

commit d9058d6a0e92d8e4a00855f8fe204792f42794db upstream.

The signal routing on the Skomer board was incorrect making
it impossible to mount root from the SD card. Fix this up.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Cc: stable@vger.kernel.org
Cc: Stefan Hansson <newbyte@disroot.org>
Link: https://lore.kernel.org/r/20220205235312.446730-1-linus.walleij@linaro.org'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>