ci(python) no --user in venv; install wheel

Author: dweindl

scripts/buildAmici.sh

@@ -21,6 +21,5 @@ make python-sdist
 set -x
 python3 -m venv ${AMICI_PATH}/build/venv --clear
 source ${AMICI_PATH}/build/venv/bin/activate
-pip3 install --upgrade pip
-pip3 install pkgconfig wheel
+pip3 install --upgrade pip setuptools pkgconfig wheel
 pip3 install --verbose `ls -t ${AMICI_PATH}/build/python/amici-*.tar.gz | head -1`