arm64: dts: Revert "specify console via command line"

I accidentally merged this after requesting a different solution,
reverting now.

Link: https://patchwork.kernel.org/patch/11431397/
Fixes: 2cedfe1247c0 ("arm64: dts: specify console via command line")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
1 file changed