adding the maintenance track annotation and badge

General MR

Summary

adding the maintenance track annotation and badge

Relevant logs/screenshots

n/a

Linked Issue

big-bang/bigbang#2418 (closed)

Upgrade Notices

n/a

changed milestone to %2.42.0

added kinddocs priority8 skip-bb-mr statusdoing labels

assigned to @andrewshoell

marked this merge request as ready

added statusreview label and removed statusdoing label

requested review from @afarasoteemo, @cschaefer, @alfredodiaz53, @daniel.stocum, @matt.vasquez, @nbazzeghin, and @cnowicki

added teamDevelopment & Ops label

approved this merge request

merged

mentioned in commit ef659a66