dt-bindings: pinctrl: sunxi: allow vcc-pi-supply

The Allwinner H616 SoC contains a VCC_PI pin, which supplies the voltage
for GPIO port I.
Extend the range of supply port names to include vcc-pi-supply to cover
that.
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Samuel Holland <samuel@sholland.org>
Link: https://lore.kernel.org/r/20220708105235.3983266-5-andre.przywara@arm.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

Documentation/devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml

@@ -124,7 +124,7 @@ patternProperties:
 
     additionalProperties: false
 
-  "^vcc-p[a-hlm]-supply$":
+  "^vcc-p[a-ilm]-supply$":
     description:
       Power supplies for pin banks.