dt-bindings: watchdog: dlg,da9062-watchdog: Document DA9063 watchdog

Document DA9063 watchdog device as it is similar to DA9062 watchdog.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20231210134717.94020-4-biju.das.jz@bp.renesas.comSigned-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

Documentation/devicetree/bindings/watchdog/dlg,da9062-watchdog.yaml

@@ -4,7 +4,7 @@
 $id: http://devicetree.org/schemas/watchdog/dlg,da9062-watchdog.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
-title: Dialog Semiconductor DA9062/61 Watchdog Timer
+title: Dialog Semiconductor DA906{1,2,3} Watchdog Timer
 
 maintainers:
   - Steve Twiss <stwiss.opensource@diasemi.com>
@@ -17,6 +17,7 @@ properties:
     oneOf:
       - enum:
           - dlg,da9062-watchdog
+          - dlg,da9063-watchdog
       - items:
           - const: dlg,da9061-watchdog
           - const: dlg,da9062-watchdog