Fix macOS build

Author: iakov

installer/packages/trik-studio/ru.qreal.root.nxt.core/meta/prebuild-mac.sh

@@ -14,7 +14,7 @@ cp     $BIN_DIR/plugins/tools/kitPlugins/librobots-nxt-osek-c-generator.dylib
 cp -pR $BIN_DIR/librobots-nxt-generator-base*.dylib                                        "$BUNDLE_CONTENTS/Lib"
 cp -pR $BIN_DIR/librobots-nxt-kit*.dylib                                                   "$BUNDLE_CONTENTS/Lib"
 cp -pR $BIN_DIR/libqextserialport*.dylib                                                   "$BUNDLE_CONTENTS/Lib"
-cp -pR "$BIN_DIR/libusb-1.*.dylib"                                                            "$BUNDLE_CONTENTS/Lib/"
+cp -pR "$BIN_DIR"/libusb-1.*.dylib                                                            "$BUNDLE_CONTENTS/Lib/"
 
 fix_qreal_dependencies "$BUNDLE_CONTENTS/Lib/plugins/editors/libnxtMetamodel.dylib"
 fix_qreal_dependencies "$BUNDLE_CONTENTS/Lib/plugins/tools/kitPlugins/librobots-nxt-interpreter.dylib"