Fixes and improvements (#559)

- **Fixes**
  - Added missing Wi-Fi hardware configuration support for P4 devices.
  - Fixed build warning
  - Fixed build wrt Tab5

- **Changes**
  - M5Stack StickS3: Switched default storage location from SD to Internal
  - M5Stack StickS3: Removed DIY SD card support over SPI
  - M5Stack StickC Plus2: Removed the automatic startup of the web server

TactilityKernel/include/tactility/service/service_manifest.h

@@ -12,6 +12,7 @@ extern "C" {
 // so the callback types below are declared directly in terms of ServiceInstance to avoid
 // a conflicting forward-declaration of an unrelated "ServiceContext" struct tag.
 struct ServiceInstance;
+struct ServiceManifest;
 
 /**
  * Allocates and initializes the service's custom data.