Updated openstack/openstack
Project: openstack/oslo.db  d71a6ccbb2f26d9f5c4d608c287f5ac8cd586c06

Use single quotes for db schema sanity check

double quotes would cause failure when mysql running on ANSI sql_mode.

Change-Id: I891b61035ecb90b91a9ccdbec14dd567c575299b
Closes-Bug:1365019