GRPC errors on master causing spec failures

Over the past day 4 jobs have failed due to GRPC errors causing many spec failures within those jobs:

• https://gitlab.com/gitlab-org/gitlab/-/jobs/955536828
• https://gitlab.com/gitlab-org/gitlab/-/jobs/956501257
• https://gitlab.com/gitlab-org/gitlab/-/jobs/954853283
• https://gitlab.com/gitlab-org/security/gitlab/-/jobs/957181902