feat: add music artists

tests/snapshots/youtube__music_album_various_artists.snap

@@ -15,7 +15,7 @@ MusicAlbum(
     TrackItem(
       id: "8IqLxg0GqXc",
       title: "Waka Boom (My Way) (feat. Lee Young Ji)",
-      duration: 274,
+      duration: Some(274),
       cover: [],
       artists: [
         ArtistId(
@@ -34,7 +34,7 @@ MusicAlbum(
     TrackItem(
       id: "9WYpLYAEub0",
       title: "AURA",
-      duration: 216,
+      duration: Some(216),
       cover: [],
       artists: [
         ArtistId(
@@ -53,7 +53,7 @@ MusicAlbum(
     TrackItem(
       id: "R48tE237bW4",
       title: "THE GIRLS (Can’t turn me down)",
-      duration: 239,
+      duration: Some(239),
       cover: [],
       artists: [
         ArtistId(
@@ -72,7 +72,7 @@ MusicAlbum(
     TrackItem(
       id: "-UzsoR6z-vg",
       title: "Red Sun!",
-      duration: 254,
+      duration: Some(254),
       cover: [],
       artists: [
         ArtistId(
@@ -91,7 +91,7 @@ MusicAlbum(
     TrackItem(
       id: "kbNVyn8Ex28",
       title: "POSE",
-      duration: 187,
+      duration: Some(187),
       cover: [],
       artists: [
         ArtistId(
@@ -110,7 +110,7 @@ MusicAlbum(
     TrackItem(
       id: "NJrQZUzWP5Y",
       title: "Whistle",
-      duration: 224,
+      duration: Some(224),
       cover: [],
       artists: [
         ArtistId(