twistlock update to 0.31.0-bb.0

Package Merge Request

Package Changes

https://repo1.dso.mil/big-bang/product/packages/twistlock/-/blob/0.31.0-bb.0/CHANGELOG.md

Package MR

big-bang/product/packages/twistlock!351 (merged)

For Issue

Closes issue

Upgrade Notices

• The SAML init volume changes from secret to projected; mounted path and file names are unchanged.
• No action needed at default values.

Linked Issue

• Closes issue.
• Builds on the init script pattern from !317 (closed) and !319 (merged).

Relevant logs/screenshots

• helm lint and stock helm template pass.
• helm unittest: 7 suites, 53 tests pass.
• bats: 21 pass.
• backendTLS render shows the VirtualService, DestinationRule, and NetworkPolicy on 8083 with no duplicates.