Wrong docs in USBDriver::control()

[pr8x]

https://github.com/PaulStoffregen/USBHost_t36/blob/28e407b51a1c6bfe91758776e77fa1a00bf05c20/USBHost_t36.h#L457C65-L459C69

// Return true means this driver originated this control transfer, so no
// more drivers need to be offered an opportunity to process it.

The function returns void