Draft: Resolve "Set required labels for kiali"

General MR

Summary

Update templating to support passing templated label strings. Labels will be set in the Big Bang/umbrella repo.

⭐ Test with this Big Bang branch: big-bang/bigbang!5027 (closed) ⭐

Relevant logs/screenshots

(Include any relevant logs/screenshots)

Linked Issue

#273

Upgrade Notices

N/A