Artist name not cleared from search after leaving artist page

[nrutledge]

Repro Steps

1. Perform a search for an artist and click on an artist name in the suggestions.
2. Observe that the artist name is now shown in the search input at the top and NFTs below are those for the artist.
3. Go back to the homepage using back button or by clicking on the Seabug logo.

Expected

The search input is cleared when navigating back to the homepage.

Actual

The artist name remains in the search input.