[Refactor] Merge Argilla v2.8.0

[JonnyTran]

Summary

Merge Argilla v2.8.0 release

Motivation

Features

• Better OAuth integration
• Add keycloak SSO by @paulbauriegel in Add keycloak SSO argilla-io/argilla#5711
• [BUGFIXES] Fixing error when using PostgreSQL by @frascuchon in [BUGFIXES] Fixing error when using PostgreSQL argilla-io/argilla#5795
• [BUGFIX] Redirect slash when defining ARGILLA_BASE_URL by @frascuchon in [BUGFIX] Redirect slash when defining ARGILLA_BASE_URL argilla-io/argilla#5796
• [BUGFIX] get dataset settings when using client.datasets.list() by @frascuchon in [BUGFIX] get dataset settings when using client.datasets.list() argilla-io/argilla#5810
• [FEAT][HELM] set ES SSL verification by @omarmoo5 in [FEAT][HELM] set ES SSL verification argilla-io/argilla#5807
  feat: Add Japanese translation by @Tomoya-Matsubara in feat: add Japanese translation argilla-io/argilla#5816

Proposed Refactor

merge/argilla-v2.8.0 branch PR to develop

Acceptance Criteria

No response

Additional Context

No response