dt-bindings: armada-thermal: Add armada-ap807-thermal compatible

Add marvell,armada-ap807-thermal compatible for the AP807 die.

Signed-off-by: Alex Leibovich <[e-mail]>
Reviewed-by: Stefan Chulski <[e-mail]>
Signed-off-by: Russell King (Oracle) <[e-mail]>
Acked-by: Krzysztof Kozlowski <[e-mail]>
Signed-off-by: Daniel Lezcano <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

Documentation/devicetree/bindings/thermal/armada-thermal.txt

···
     * marvell,armada380-thermal
     * marvell,armadaxp-thermal
     * marvell,armada-ap806-thermal
+    * marvell,armada-ap807-thermal
     * marvell,armada-cp110-thermal
 
 Note: these bindings are deprecated for AP806/CP110 and should instead