dt-bindings: usb: mtu3: Add MT8195 MTU3 ip-sleep support

Of the four USB controllers present on the MediaTek MT8195 SoC, three
of them (0, 2 and 3) are behind MTU3: add wakeup controls for them.

Acked-by: Conor Dooley <[e-mail]>
Reviewed-by: Matthias Brugger <[e-mail]>
Signed-off-by: AngeloGioacchino Del Regno <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml

···
             2 - used by mt2712 etc, revision 2 with following IPM rule;
             101 - used by mt8183, specific 1.01;
             102 - used by mt8192, specific 1.02;
-          enum: [1, 2, 101, 102]
+            103 - used by mt8195, IP0, specific 1.03;
+            105 - used by mt8195, IP2, specific 1.05;
+            106 - used by mt8195, IP3, specific 1.06;
+          enum: [1, 2, 101, 102, 103, 105, 106]
 
   mediatek,u3p-dis-msk:
     $ref: /schemas/types.yaml#/definitions/uint32