listenbrainz: fixed timestamp update with duplicates

CHANGES.md

@@ -7,6 +7,8 @@
 - listenbrainz: faster loading of missing loves metadata using the ListenBrainz
   API instead of MusicBrainz. Fallback to slower MusicBrainz query, if
   ListenBrainz does not provide the data.
+- listenbrainz: fixed issue were timestamp was not updated properly if
+  duplicate listens where detected during import.
 - spotify-history: it is now possible to specify the path directly to the
   `my_spotify_data_extended.zip` ZIP file as downloaded from Spotify.
 - spotify-history: the parameter to the export archive path has been renamed to

internal/backends/listenbrainz/listenbrainz.go

@@ -165,6 +165,7 @@ func (b *ListenBrainzApiBackend) ImportListens(ctx context.Context, export model
 					msg := i18n.Tr("Ignored duplicate listen %v: \"%v\" by %v (%v)",
 						l.ListenedAt, l.TrackName, l.ArtistName(), l.RecordingMBID)
 					importResult.Log(models.Info, msg)
+					importResult.UpdateTimestamp(l.ListenedAt)
 					continue
 				}
 			}