Add Pico2W variant including Wifi support.

[Mictronics]

• Enable Wifi client on Pico2W.
• Use correct processor on Pico2 for bsec2 library.
• Fix deprecated warning.
• Update platform and framework for RP2350.
• Added Pico2W variant including Wifi support.

[vidplace7]

#14 117.1 In file included from src/mesh/InterfacesTemplates.cpp:7:
#14 117.1 src/mesh/api/ServerAPI.cpp: In instantiation of 'int32_t APIServerPort<T, U>::runOnce() [with T = WiFiServerAPI; U = WiFiServer; int32_t = int]':
#14 117.1 src/mesh/InterfacesTemplates.cpp:37:16:   required from here
#14 117.1    37 | template class APIServerPort<WiFiServerAPI, WiFiServer>;
#14 117.1       |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#14 117.1 src/mesh/api/ServerAPI.cpp:55:28: error: 'accept' is not a member of 'WiFiServer'
#14 117.1    55 |     auto client = U::accept();
#14 117.2       |                   ~~~~~~~~~^~

Causing native (linux) builds to fail to compile :'(

[caveman99]

This is good to go once you resolve the MQTT conflict. Seems something has changed in include handling since you forked.