Fix issues with [WiFiNINA](https://github.com/arduino-libraries/WiFiNINA) and [WiFiNINA_Generic](https://github.com/khoih-prog/WiFiNINA_Generic) libraries Fixes #373 Fixes #375 Fixes #376
* Add PDM library for Arduino Nano RP2040 Connect * No PDM test in CI, only works on Arduino Nano RP2040
Thanks to @Claupio for the bringup! Reference #208