scsi: ufs: exynos: Allow max frequencies up to 267Mhz

Platforms such as Tensor gs101 the pclk frequency is 267Mhz.  Increase
PCLK_AVAIL_MAX so we don't fail the frequency check.

Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
Link: https://lore.kernel.org/r/20240426122004.2249178-5-peter.griffin@linaro.org


Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Tested-by: Will McVicker <willmcvicker@google.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>