mattermostOperator update to 1.20.1-bb.1

Package Merge Request

Package Changes

mm MR:

• allow-intranamespace authz policy added
• allow-nothing authz policy added
• monitoring authz policy added
• template authz policy added

operator:

• Added allow-intranet authorization policy
• Added allow-nothing authorization policy
• Added monitoring authorization policy
• Added custom authorization policy template
• Enabled Istio hardnening in test
• Moved the peer authentications

Package MR

mm - big-bang/product/packages/mattermost!179 (merged) and big-bang/product/packages/mattermost!183 (merged)

operator - big-bang/product/packages/mattermost-operator!65 (merged)

NOTE: there may be (likely are) several intermediate package MRs that have/will be pulled in with this. Some might be linked on the ticket, others may just be versions that other users pushed (that may or may not have already been intentionally integrated).

For Issue

Closes big-bang/product/packages/mattermost#90 (closed)

Closes big-bang/product/packages/mattermost-operator#33 (closed)

Upgrade Notices

n/a