Merge pull request #261 from Dany9966/db-migration-fix

Fix deprecation of `sqlalchemy migrate` in `oslo.db`

requirements.txt

@@ -12,7 +12,7 @@ oslo.cache
 oslo.concurrency
 oslo.config
 oslo.context>=2.19.1
-oslo.db
+oslo.db<=12.3.2
 oslo.i18n
 oslo.log
 oslo.messaging==12.2.0