phy: qualcomm: Update the QMP clamp register for V6

phy: qualcomm: Update the QMP clamp register for V6

QMP combo phy V6 and above use the clamp register from the PCS always on
(AON) address space.  Update the driver accordingly.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Signed-off-by: Elson Roy Serrao <quic_eserrao@quicinc.com>
Signed-off-by: Wesley Cheng <wesley.cheng@oss.qualcomm.com>
Reviewed-by: Abel Vesa <abel.vesa@linaro.org>
Link: https://patch.msgid.link/20251209-linux-next-12825-v8-7-42133596bda0@oss.qualcomm.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>