[web] properly display groups in space members

[exalate-issue-sync]

Description

User Stories

• As a space member i want to see who has access to a sopace for transparent collaboration

Value

• Transparency allows strong collaboration

Acceptance Criteria

• All group type members of a space are listed in the members section of the space, along with the group share type icon we already use for regular group shares.
• All users / groups with the "listGrants" permission (equals all regular space members) can see groups which are invited to a space
• All users / groups who only have access on a share level inside a sub-resource of a space can not see all groups which are regular members of the space

Definition of ready

[ ] everybody needs to understand the value written in the user story
[ ] acceptance criteria has to be defined
[ ] all dependencies of the user story need to be identified
[ ] feature should be seen from an end user perspective
[ ] user story has to be estimated
[ ] story points need to be less then 20

Definition of done

• Functional requirements
  [ ] functionality described in the user story works
  [ ] acceptance criteria are fulfilled
• Quality
  [ ] codre review happened
  [ ] CI is green
  [ ] Unit tests
  [ ] E2E test coverage (happy path)
  [ ] e2e: groups appear in member list (right sidebar)
  [ ] e2e: extend existing spaces test coverage with: group memberships allow the same functionality as user memberships (e.g. upload, create files, sharing, creating links, member invite, etc)
  [ ] critical code received unit tests by the developer
  [ ] automated tests passed (if automated tests are not available, this test needs to be created and passed
• Non-functional requirements
  [ ] no sonar cloud issues