message: fix: exclude lost motifs from total count
diff: @@ -91,7 +91,7 @@ fn find_aa_motifs_changes_one(
  .collect_vec()
  };
  - let total = gained.len() + lost.len() + preserved.len();
  + let total = gained.len() + preserved.len();
  Ok(AaMotifChanges {
  preserved,
  