Improve Jellyfin playlist loading and modification performance times (#2184)

* Remove unneeded Fields from getPlaylistSongList

* Add optimized controller function for playlist addition duplication checks

* Remove Jellyfin People data handling

* move artist map inline

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Co-authored-by: Kendall Garner <17521368+kgarner7@users.noreply.github.com>

src/renderer/api/query-keys.ts

@@ -338,6 +338,9 @@ export const queryKeys: Record<
 
             return [serverId, 'playlists', 'songList'] as const;
         },
+        songListIds: (serverId: string, id: string) => {
+            return [serverId, 'playlists', 'songListIds', id] as const;
+        },
     },
     radio: {
         list: (serverId: string) => [serverId, 'radio', 'list'] as const,