Update Cinder core list

Add jsbryant

https://review.openstack.org/#/admin/groups/83,members

Change-Id: I93625f91019c9e9b2ffebf855d4d1e52874d04da

projects/cinder.json

@@ -1 +1 @@
-{"name": "cinder", "subprojects": ["openstack/cinder", "openstack/python-cinderclient", "openstack/volume-api"], "core-team": ["john-griffith", "avishay-il", "zhiteng-huang", "eharney", "duncan-thomas", "thingee", "walter-boring", "jdurgin"]}
+{"name": "cinder", "subprojects": ["openstack/cinder", "openstack/python-cinderclient", "openstack/volume-api"], "core-team": ["john-griffith", "avishay-il", "zhiteng-huang", "eharney", "duncan-thomas", "thingee", "walter-boring", "jdurgin", "jsbryant"]}