Use socket assigns instead of threading IDs via JS.push

Extends the same optimization from the previous commit to
all remaining show page handlers across collection, wishlist,
and artist LiveViews. Also simplifies bare JS.push() calls
to plain phx-click strings.

lib/music_library_web/components/scrobble_components.ex

@@ -15,7 +15,7 @@ defmodule MusicLibraryWeb.ScrobbleComponents do
     <button
       type="button"
       class="text-zinc-500 hover:text-zinc-900 dark:text-zinc-400 dark:hover:text-zinc-300"
-      phx-click={JS.push("refresh_lastfm_feed")}
+      phx-click="refresh_lastfm_feed"
     >
       <span class="sr-only">{gettext("Refresh LastFm Feed")}</span>
       <.icon