soc: mediatek: mtk-svs: Append "-thermal" to thermal zone names

The thermal framework registers thermal zones as specified in DT and
including the "-thermal" suffix: append that to the driver specified
tzone_name to actually match the thermal zone name as registered by
the thermal API.

Fixes: 2bfbf829 ("soc: mediatek: mtk-svs: Constify runtime-immutable members of svs_bank")
Link: https://lore.kernel.org/r/20240318113237.125802-1-angelogioacchino.delregno@collabora.com


Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>