explicit copy of libusb.h

Author: jankae

.github/workflows/Build.yml

@@ -68,6 +68,7 @@ jobs:
           curl -o libusb.7z -L https://github.com/libusb/libusb/releases/download/v1.0.25/libusb-1.0.25.7z
           7z x libusb.7z -r -olibusb
           Xcopy /E /I /Y libusb\include ${QT_ROOT_DIR}\include
+          Xcopy /E /I /Y libusb\include ..\Qt\6.8.3\mingw_64\include
           Xcopy /E /I /Y libusb\MinGW64\static\libusb-1.0.a Software\LibreCAL-GUI
         shell: cmd