istiod update to 1.25.2-bb.2

Package Merge Request

Package Changes

https://repo1.dso.mil/big-bang/product/packages/istiod/-/blob/1.25.2-bb.2/CHANGELOG.md

Package MR

big-bang/product/packages/istiod!36 (merged)

For Issue

Closes big-bang/product/packages/istiod#28 (closed)

Upgrade Notices

N/A