[CLD-7567] Deprecate Self Serve: Second Pass (#26853)

* Deprecate Self Serve: First Pass

* Fix ci

* Fix more ci

* Remmove outdated server tests

* Fix a missed spot opening purchase modal in Self Hosted

* Fix i18n

* Clean up some more server code, fix webapp test

* Fix alignment of button

* Fix linter

* Fix i18n server side

* Deprecate in product true up

* Add back translation

* Remove client functions

* Put back client functions

* webapp deprecation

* Deprecate Self Serve: Second Pass

* Fix various pipeline issues

* Fix linter

* Fix pipelines

* Fix handlers_test.go

* Fix console.error around hostedCustomer in reducer

* PICKY LINTER PLEASE

* Fix webapp tests, various other fixes for the CI pipelines

* Fix i18n

* Updates to accomadate enterprise code removal

* Fix mocks

* More removal

* Fix

* Adjustments from PR

* Fixes for QA Feedback

* Update

* Add migrations to remove true up review history

* Fix migrations check

---------

Co-authored-by: Mattermost Build <build@mattermost.com>
Co-authored-by: maria.nunez <maria.nunez@mattermost.com>

server/channels/store/storetest/store.go

@@ -63,7 +63,6 @@ type Store struct {
 	PostPriorityStore               mocks.PostPriorityStore
 	PostAcknowledgementStore        mocks.PostAcknowledgementStore
 	PostPersistentNotificationStore mocks.PostPersistentNotificationStore
-	TrueUpReviewStore               mocks.TrueUpReviewStore
 	DesktopTokensStore              mocks.DesktopTokensStore
 	ChannelBookmarkStore            mocks.ChannelBookmarkStore
 }
@@ -112,7 +111,6 @@ func (s *Store) ChannelMemberHistory() store.ChannelMemberHistoryStore {
 	return &s.ChannelMemberHistoryStore
 }
 func (s *Store) ChannelBookmark() store.ChannelBookmarkStore { return &s.ChannelBookmarkStore }
-func (s *Store) TrueUpReview() store.TrueUpReviewStore       { return &s.TrueUpReviewStore }
 func (s *Store) DesktopTokens() store.DesktopTokensStore     { return &s.DesktopTokensStore }
 func (s *Store) NotifyAdmin() store.NotifyAdminStore         { return &s.NotifyAdminStore }
 func (s *Store) Group() store.GroupStore                     { return &s.GroupStore }