Update CHANGELOG.md

Author: pinin4fjords

CHANGELOG.md

@@ -21,6 +21,7 @@ Special thanks to the following for their contributions to the release:
 - [PR #1466](https://github.com/nf-core/rnaseq/pull/1466) - Factor out UMI handling
 - [PR #1469](https://github.com/nf-core/rnaseq/pull/1469) - Minor docs fix
 - [PR #1459](https://github.com/nf-core/rnaseq/pull/1466) - Remove reference to unused "skip_sample_count" value in email templates
+- [PR #1471](https://github.com/nf-core/rnaseq/pull/1471) - Fix prepare_genome subworkflow for sortmerna
 
 ### Software dependencies