Fix broken page title on Wikidata pages

These are currently passing the entire Legislature object, which
stringifies to the JSON representation, rather than the name:

Explicitly pass the name, so we don't get that spewage.

app.rb

@@ -82,7 +82,7 @@ def soft_redirect(url, page_title)
   last_sha = @house[:sha]
   popolo_file = EveryPolitician::GithubFile.new(@house[:popolo], last_sha)
   @popolo = JSON.parse(popolo_file.raw, symbolize_names: true)
-  @page_title = "EveryPolitician: #{@country[:name]} — #{@house}"
+  @page_title = "EveryPolitician: #{@country[:name]} — #{@house[:name]}"
   erb :wikidata_match
 end