message: chore: fix typo, missing ) in CHANGELOG
diff: @@ -6,7 +6,7 @@ Private mutations (differences between a query sequence and nearest neighbour in
  1. Reversion to reference genotype
  2. (SARS-CoV-2 only for now) Mutation to a genotype common in at least 1 clade get labeled with that clade
  -3. Mutations that are neither reversions nor labeled (called "unlabeled"
  +3. Mutations that are neither reversions nor labeled (called "unlabeled")
  Which category a mutation belongs to is visible by hovering over the "divergence" column (in web) and in various "privateNucMutations" fields in [csv/tsv/json outputs](https://docs.nextstrain.org/projects/nextclade/en/latest/user/output-files.html#tabular-csv-tsv-results).
  