dt-bindings: ufs: qcom: Add ICE to sm8450 example

SM8450 actually supports ICE (Inline Crypto Engine) so adjust the
example to match.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230814-dt-binding-ufs-v6-3-fd94845adeda@fairphone.com


Signed-off-by: Rob Herring <robh@kernel.org>