dt-bindings: thermal: amlogic: reference thermal-sensor schema

dt-bindings: thermal: amlogic: reference thermal-sensor schema

Device is a thermal sensor and all in-tree DTS provide
'#thermal-sensor-cells', so reference the thermal-sensor.yaml to
simplify it, bring the common definition of '#thermal-sensor-cells'
property and require it.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Guillaume LA ROQUE <glaroque@baylibre.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240705-dt-bindings-thermal-allof-v1-2-554061b52fbc@linaro.org
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>