ARM: dts: qcom: msm8974-*: re-add remoteproc supplies

As part of a recent cleanup commit, the remoteproc supplies for adsp and
modem were removed from msm8974.dtsi and now need to be set in the
device dts. Do so.

Fixes: f300826d

 ("ARM: dts: qcom-msm8974: Sort and clean up nodes")
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221121212226.321514-2-luca@z3ntu.xyz