dt-bindings: soc: mediatek: pwrap: Add compatible for MT8189 SoC

Add compatible string for the PWRAP block on MT8189 SoC, which is
compatible with the one used on MT8195.

Signed-off-by: Louis-Alexis Eyraud <louisalexis.eyraud@collabora.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

Author: laeyraud

Documentation/devicetree/bindings/soc/mediatek/mediatek,pwrap.yaml

@@ -52,6 +52,7 @@ properties:
       - items:
           - enum:
               - mediatek,mt8188-pwrap
+              - mediatek,mt8189-pwrap
           - const: mediatek,mt8195-pwrap
           - const: syscon