dt-bindings: hwmon: sl28cpld: Drop sa67mcu compatible

I was just informed that this product is discontinued (without being
ever released to the market). Pull the plug and let's not waste any more
maintainers time and revert commit 0f6eae8 ("dt-bindings: hwmon:
sl28cpld: add sa67mcu compatible").

Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Michael Walle <mwalle@kernel.org>
Link: https://lore.kernel.org/r/20260302122540.1377444-8-mwalle@kernel.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

Author: mwalle

Documentation/devicetree/bindings/hwmon/kontron,sl28cpld-hwmon.yaml

@@ -16,7 +16,6 @@ description: |
 properties:
   compatible:
     enum:
-      - kontron,sa67mcu-hwmon
       - kontron,sl28cpld-fan
 
   reg: