R1:5fdee1511725

Clean up ErrorView inside lists

Summary: Fixes T7104

Test Plan: Load up a config page with no errors

Reviewers: btrahan, epriestley

Reviewed By: epriestley

Subscribers: Korvin, epriestley

Maniphest Tasks: T7104

Differential Revision: https://secure.phabricator.com/D11616