
Downgrade SQLAlchemy version to allow stx/config/sysinv tests to pass. This will allow the zuul gate to pass. This allows py39 tests zuul gate for stx/config/sysinv to be successfully set up. Story: 2009101 Task: 42976 Partial-Bug: 1940281 Signed-off-by: Dan Voiculeasa <dan.voiculeasa@windriver.com> Change-Id: Ifd76bff0761554d3c53f46877fecbc4bbcec5ad4