regulator: qcom,rpmh: Add compatible for PM8450

Add compatible string for PM8450 used in SM8450 boards.

Signed-off-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20211201072515.3968843-2-vkoul@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
1 file changed