Add lock_path option required for glance over cinder

The lock_path option is required when configuring glance over cinder.
This patch adds it to the template rendered as basic default config.

Signed-off-by: Francesco Pantano <fpantano@redhat.com>

Author: fmount

templates/common/config/00-config.conf

@@ -109,6 +109,9 @@ region_name = {{ .Region }}
 [os_brick]
 lock_path = /var/locks/openstack/os-brick
 
+[oslo_concurrency]
+lock_path = /var/lib/glance/tmp
+
 [oslo_policy]
 enforce_new_defaults = true
 enforce_scope = true