Merge branch '381095-add-readenvironment-field-to-graphql' into 'master'

Add readEnvironment field to GraphQL API

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/105128



Merged-by: Dmitry Gruzd <dgruzd@gitlab.com>
Approved-by: Tianwen Chen <tchen@gitlab.com>
Approved-by: Dmitry Gruzd <dgruzd@gitlab.com>
Co-authored-by: lma-git <lma@gitlab.com>