USB updates, remove iostream usage

inc/UsbTypes.hpp

@@ -1,3 +1,4 @@
+#include <memory>
 
 #include <libusb-1.0/libusb.h>
 
@@ -5,6 +6,14 @@
 
 namespace ptprnt::driver {
 
+struct libusb_device_list_ptr_deleter {
+    void operator()(libusb_device** usbdevicelistptr) {
+        libusb_free_device_list(usbdevicelistptr, 1);
+    }
+};
+
+typedef std::unique_ptr<libusb_device**, libusb_device_list_ptr_deleter> libusb_device_list_ptr;
+
 struct UsbDevice {
     uint16_t vendorId{0};
     uint16_t productId{0};