Revert "use --verbose on pyqt build"

This reverts commit 0d122e3622.

bootstrap-carla.sh

@@ -287,7 +287,7 @@ fi
 PYQT5_EXTRAFLAGS="--qmake ${PAWPAW_PREFIX}/bin/qmake --sip ${PAWPAW_PREFIX}/bin/sip"
 
 download PyQt5${PYQT5_SUFFIX} "${PYQT5_VERSION}" "${PYQT5_DOWNLOAD_URL}"
-build_pyqt PyQt5${PYQT5_SUFFIX} "${PYQT5_VERSION}" "${PYQT5_EXTRAFLAGS} --concatenate --confirm-license --verbose"
+build_pyqt PyQt5${PYQT5_SUFFIX} "${PYQT5_VERSION}" "${PYQT5_EXTRAFLAGS} --concatenate --confirm-license"
 
 if [ "${CROSS_COMPILING}" -eq 1 ]; then
     unset PKG_CONFIG_LIBDIR