#6608 Update named entity repo to use mockery Pull request opened by Sovietaced ## Tracking issue Related to #149 ## Why are the changes needed? Auto generated mocks are nicer ## What changes were proposed in this pull request? Remove hand made named entity repo mock and generated with mockery. Updated unit tests to use the new mocks. ## How was this patch tested? Unit tests ## Check all the applicable boxes • I updated the documentation accordingly. • All new and existing tests passed. • All commits are signed-off. ## Related PRs ## Docs link https://bito.ai#summarystart| ### Summary by Bito This pull request enhances the named entity repository by replacing hand-crafted mocks with auto-generated mocks using mockery. It refactors unit tests across multiple files to ensure compatibility with the new mock implementations, improving maintainability and readability while preserving existing functionality. flyteorg/flyte