Fix #8047 (Saved Searches not working in Web Browser)

src/calibre/library/server/browse.py

@@ -556,6 +556,7 @@ class BrowseServer(object):
                 ids = self.search_cache('search:"%s"'%which)
             except:
                 raise cherrypy.HTTPError(404, 'Search: %r not understood'%which)
+        else:
             all_ids = self.search_cache('')
             if category == 'newest':
                 ids = all_ids