Don't apply jamcharts to soundchecks

Author: jcraigk

app/services/jamcharts_importer.rb

@@ -74,7 +74,7 @@ def handle_item(item, show) # rubocop:disable Metrics/AbcSize, Metrics/MethodLen
     song = find_song_by_title(item["song"])
     return if handle_ambiguous_item(item)
 
-    show.tracks.sort_by(&:position).each do |track|
+    show.tracks.where.not(set: "S").sort_by(&:position).each do |track|
       next if song.nil?
 
       st = SongsTrack.where(song_id: song.id, track_id: track.id).first