dt-bindings: input: microchip,cap11xx: add cap1203, cap1293 and cap1298

Add support for cap1203, cap1293 and cap1298.
Signed-off-by: Jiri Valek - 2N <jiriv@axis.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230111131111.475270-2-jiriv@axis.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Documentation/devicetree/bindings/input/microchip,cap11xx.yaml

@@ -19,7 +19,10 @@ properties:
       - microchip,cap1106
       - microchip,cap1126
       - microchip,cap1188
+      - microchip,cap1203
       - microchip,cap1206
+      - microchip,cap1293
+      - microchip,cap1298
 
   reg:
     maxItems: 1