arm64: dts: qcom: patch mahua thermal zones by label

arm64: dts: qcom: patch mahua thermal zones by label

Updating DT nodes by the full path is fragile and frowned upon, it's
easy to miss the rename of the node in the main tree. Add necessary
labels and patch thermal zones for Mahua using those labels.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260320-mahua-fix-thermals-v1-1-8957bf976c90@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>