fix the name of the variable for module list tests

do_tests

@@ -37,7 +37,7 @@
 fi
 echo "$DEBUG Looking for modules to install"
 module_list=${ODOO_SCRIPTS_MODULE_LIST-$(read_odoo_scripts_expandable_configuration_key module_list)}
-modules_to_tests=${ODOO_SCRIPTS_MODULE_LIST-$(read_odoo_scripts_expandable_configuration_key module_list_tests)}
+modules_to_tests=${ODOO_SCRIPTS_MODULE_LIST_TESTS-$(read_odoo_scripts_expandable_configuration_key module_list_tests)}
 # Install modules that will not be tested
 modules_to_install=$($python -B -c "print(','.join(set('$module_list'.split(','))-set('$modules_to_tests'.split(','))))")
 echo "$DEBUG module_list=$module_list"