artists/summary: link other names to artist searches.

* Link other names to artist searches instead of to the new artist page.
* Remove the asterisk next to other names indicating the name isn't used
  as the primary name of another artist. This is almost always the case.

app/javascript/src/styles/specific/artists.scss

@@ -1,9 +1,4 @@
 div#c-artists, div#excerpt {
-  span.new-artist {
-    font-weight: bold;
-    color: var(--new-artist-color);
-  }
-
   .recent-posts h2 {
     margin: 1em 0 0.5em;
   }