media: qcom: camss: Remove extraneous -supply postfix on supply names

The -supply postfix is wrong but wasn't noticed on the CRD devices or
indeed the Dell devices, however on Lenovo devices the error comes up.

Fixes: 1830cf0f ("media: qcom: camss: Add x1e80100 specific support")
Cc: stable@vger.kernel.org
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
[bod: reworded commit log per Konrad's feedback]
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>