Update wheel support

gitlab/before_build.sh

@@ -29,6 +29,9 @@ else
   log_info "Using pip: ${use_pip}"
 fi
 
+# Upgrade wheel generation library to avoid bugs
+run_cmd ${use_pip} install --upgrade wheel
+
 use_python=`which python`
 if [ -z "${use_python}" ]; then
   log_error "Cannot find python, aborting..."