Description of problem:
Entering text into the 'Find by name' field does not dim non-matching items and delays before showing the highlight border on the found rows.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. Navigate to the Developer perspective, topology, list view.
2. Enter text in the 'Filter by name' field that matches a subset of items
Non matching items are not dimmed
Matching items show the highlight border only after some delay.
Non matching items are dimmed
Matching items immediately show the highlight border.
Verified on Version: 4.6.0-0.nightly-2020-09-22-213802