Conducting search should move focus to Results list pane

Given I enter an Agreement search query
When I hit Enter and results are found
Then the focus should move to the results list pane

Given I enter an eResources search query
When I hit Enter and results are found
Then the focus should move to the results list pane

Given I enter a Platform search query
When I hit Enter and results are found
Then the focus should move to the results list pane

Dev Task Breakdown:

This is a good PR reference for this piece of work. Only difference is our components are functional components but the PR is using class components lifecycle hooks. So everything that goes in ComponentDidUpdate or getDerivedStateFromProps goes into the useEffect hook in our components.