mattermostOperator update to 1.21.0-bb.2

Package Merge Request

Package Changes

https://repo1.dso.mil/big-bang/product/packages/mattermost-operator/-/blob/1.21.0-bb.2/CHANGELOG.md

Package MR

big-bang/product/packages/mattermost-operator!93 (merged)

For Issue

For #2031 (closed)

Upgrade Notices

N/A

added botmr mattermostOperator statusreview labels

assigned to @cwilliams68067

changed the description

requested review from @chris.oconnell, @michaelmartin, and @andrewshoell

changed milestone to %2.32.0

approved this merge request

marked this merge request as ready

changed the description

merged

mentioned in commit 31b9cd36

mentioned in merge request big-bang/customers/template!95 (merged)