Update Files-Excluded: in debian/copyright

Exclude:
* pre-compiled libraries
* some header files that actually are code copies

debian/copyright

@@ -1,8 +1,21 @@
 Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Source: https://github.com/Yepkit/ykush
 Files-Excluded:
- ykushcmd/linux
- ykushcmd/windows
+ bin/Win32/libhidapi.dll
+ bin/Win64/libhidapi.dll
+ hidapi/hidapi.h
+ hidapi/mingw32/libhidapi.dll
+ hidapi/mingw64/libhidapi.dll
+ libusb/MinGW32/dll/libusb-1.0.dll
+ libusb/MinGW32/dll/libusb-1.0.dll.a
+ libusb/MinGW32/static/libusb-1.0.a
+ libusb/MinGW64/dll/libusb-1.0.dll
+ libusb/MinGW64/dll/libusb-1.0.dll.a
+ libusb/MinGW64/static/libusb-1.0.a
+ libusb/libusb.h
+ src/linux/hidapi.h
+ src/windows/hidapi.h
+ src/windows/hidapi.lib
 
 Files: *
 Copyright: 2015-2017 Yepkit Lda