It was a good decision in hindsight to keep the public module as 0.x
because this would have been a breaking change again.
https://mattermost.atlassian.net/browse/MM-53032
```release-note
Changed the Go module path from github.com/mattermost/mattermost-server/server/v8 to github.com/mattermost/mattermost/server/v8.
For the public facing module, it's path is also changed from github.com/mattermost/mattermost-server/server/public to github.com/mattermost/mattermost/server/public
```
* MM-50960 - store system organization name
* restore the preparing workspace plugins and invite screens
* add back the page lines for the design
* add lines back and organize styles
* set back documentation to monorepo style and disable board as a product
* fix organization link and style skip button
* create team on organization name screen continue button click
* make sure there are not already created team and if so just update team name
* update the team display name if team has already been created
* cover error scenarios during team creation
* add pr feedback and add a couple of unit tests
* fix translation server error; make sure only update display name if it has changed in the form
* temp advances
* rewrite unit tests using react-testing library; fix unit tests
* fix translations
* make sure the launching workspace finish in cloud installations
* remove redundant validation
* fix unit tests
* remove unintended config value left after merge conflict
