arm64: dts: amlogic: Align wifi node name with bindings

arm64: dts: amlogic: Align wifi node name with bindings

Since commit 3c3606793f7e ("dt-bindings: wireless: bcm4329-fmac: Use
wireless-controller.yaml schema"), bindings expect 'wifi' as node name:

  meson-gxm-rbox-pro.dtb: brcmf@1: $nodename:0: 'brcmf@1' does not match '^wifi(@.*)?$'

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20250424084721.105113-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>