CLOUDSTACK-7418 and CLOUDSTACK-7488 - Fixed LB removal if cert is associated
schema: Add upgrade path 4.3.0 to 4.3.1 picked from 51f145b

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>
schema: add Upgrade431to440 that extends 430to440

This adds an upgrade path from 4.3.1 to 4.4.0, the implementation of which
simply extends the Upgrade430to440 as there was no schema change between 4.3.0
and 4.3.1

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>
DatabaseUpgradeChecker: add upgrade path for ACS 4.3.1

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>