Update changelog

Author: JoseEspinosa

CHANGELOG.md

@@ -15,8 +15,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - [[PR #462](https://github.com/nf-core/chipseq/pull/462)] - Updated pipeline template to [nf-core/tools 3.2.1](https://github.com/nf-core/tools/releases/tag/3.2.1)
 - [[#468](https://github.com/nf-core/chipseq/issues/468)] - Changed bigWig generation to use `-bga` option instead of `-bg` in `bedtools genomecov` for lower background levels and better IGV visualization. Users can revert to previous behavior using configuration. See [documentation](https://nf-co.re/chipseq/dev/docs/output/#normalised-bigwig-files) for details.
 - [[#483](https://github.com/nf-core/chipseq/issues/483)] - Partial update to topics channel.
-- [[#484](https://github.com/nf-core/chipseq/issues/484)] - Bul, updated of modules and subworkflows.
+- [[#484](https://github.com/nf-core/chipseq/issues/484)] - Bulk, updated of modules and subworkflows.
 - [[#489](https://github.com/nf-core/chipseq/issues/489)] - Replace deprecated `CUSTOM_GETCHROMSIZES` with `SAMTOOLS_FAIDX`.
+- [[PR #493](https://github.com/nf-core/chipseq/pull/493)] - Follow up to #487.
 
 ### Parameters