twistlock update to 0.15.0-bb.7

Package Merge Request

Package Changes

https://repo1.dso.mil/big-bang/product/packages/twistlock/-/blob/0.15.0-bb.7/CHANGELOG.md

Package MR

big-bang/product/packages/twistlock!161 (merged)

For Issue

Closes https://repo1.dso.mil/big-bang/product/packages/twistlock/-/issues/116

Upgrade Notices

N/A