Prep for release 3.12.1 (#1609)

* update the changelog

Co-authored-by: Nic Ficca <nficca@users.noreply.github.com>

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Co-authored-by: Nic Ficca <nficca@users.noreply.github.com>

Author: spatten

Changelog.md

@@ -1,4 +1,6 @@
 # FOSSA CLI Changelog
+## 3.12.1
+- Update latest version of a dependency for `--x-snippet-scan`. This makes some changes to the data we send and store so that we can more easily update snippet data in the background ([#1587](https://github.com/fossas/fossa-cli/pull/1609))
 
 ## 3.12.0
 - Python: Add support for projects using uv for package management ([#1604](https://github.com/fossas/fossa-cli/pull/1604))