arm64: dts: meson: add Broadcom WiFi to P212 dtsi

The P212 has a combined WiFi/BT module. The BT side is already enabled
in the dtsi but the WiFi side is not. Let's enable the WiFi module.

Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230123065504.2669769-2-christianshewitt@gmail.com


Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>