Fix region name placement config option
The placement config option for setting the region is
actually 'os_region_name', not 'region_name', see:
https://review.openstack.org/#/c/358797/13/nova/conf/placement.py
Change-Id: I62e79c6860e2329428e3115d14ee86f5ff15d7e8
diff --git a/lib/placement b/lib/placement
index 56a4b56..165c670 100644
--- a/lib/placement
+++ b/lib/placement
@@ -114,7 +114,7 @@
iniset $NOVA_CONF placement user_domain_name "Default"
iniset $NOVA_CONF placement project_name "$SERVICE_TENANT_NAME"
iniset $NOVA_CONF placement project_domain_name "Default"
- iniset $NOVA_CONF placement region_name "$REGION_NAME"
+ iniset $NOVA_CONF placement os_region_name "$REGION_NAME"
# TODO(cdent): auth_strategy, which is common to see in these
# blocks is not currently used here. For the time being the
# placement api uses the auth_strategy configuration setting