Merge c2039d14fd into 2cc8d2620d

The MusicBrainz metadata plugin doesn't provide follower counts, so
artist.followers is always null. Previously this caused "Infinity Followers"
to be displayed. Now the followers line is hidden when the data is unavailable.

lib/pages/artist/section/header.dart

@@ -192,12 +192,11 @@ class ArtistPageHeader extends HookConsumerWidget {
                             ),
                           ),
                           const Gap(5),
+                          if (artist.followers != null)
                             Flexible(
                               child: AutoSizeText(
                                 context.l10n.followers(
-                                artist.followers == null
+                                  PrimitiveUtils.toReadableNumber(
-                                    ? double.infinity
-                                    : PrimitiveUtils.toReadableNumber(
                                     artist.followers!.toDouble(),
                                   ),
                                 ),