[E2E] PROMOTE TO BLOCKING: elasticsearch_api_spec.rb

What does this MR do?

Promotes the following e2e tests to the blocking bucket:

1. Data Stores When using elasticsearch API to search for a known blob searches public project and finds a blob as an non-member user | Testcase | Spec metrics

This MR was created based on data from reliable e2e test report: #463733 (closed)

(This MR was automatically generated by gitlab_quality-test_tooling at 2024-05-27 02:05:59 UTC)