drivers: i3c: cdns: handle variable length ccc with m0 err

The CDNS will report a M0 error if the data length is not what
it expects, but certain CCCs can have a variable length such as
GETMXDS and GETCAPS. This sets it up to ignore the M0 error if
it sees that ccc was GETMXDS or GETCAPS.

Signed-off-by: Ryan McClelland <ryanmcclelland@meta.com>