dt-bindings: serial: cdns,uart: Add optional reset property

Add optional reset device-tree property to the uartps controller.

Signed-off-by: Manikanta Guntupalli <manikanta.guntupalli@amd.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240425062358.1347684-2-manikanta.guntupalli@amd.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Author: Manikanta Guntupalli

Documentation/devicetree/bindings/serial/cdns,uart.yaml

@@ -46,6 +46,9 @@ properties:
   power-domains:
     maxItems: 1
 
+  resets:
+    maxItems: 1
+
 required:
   - compatible
   - reg