Fix deprecated options in kernel uncrustify config

The uncrustify config for the kernel modules contain deprecated options
that causes uncrustify to generate warnings.

To resolve this, the deprecated options have been replaced with their
new counterpart.

Change-Id: I55428e42a4346aaee16e773e76eb92e7b1814b68
Signed-off-by: Mikael Olsson <mikael.olsson@arm.com>