haproxy update to 1.19.3-bb.4

Package Merge Request

Package Changes

https://repo1.dso.mil/big-bang/product/packages/haproxy/-/blob/1.19.3-bb.4/CHANGELOG.md

Package MR

big-bang/product/packages/haproxy!30 (merged)

For Issue

Closes (link to issue here)

Upgrade Notices

N/A