Update CHANGELOG

Signed-off-by: Mark Silva <mark.silva@emerson.com>

Author: texasaggie97

docs/CHANGELOG.md

@@ -13,6 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * Add support for `/etc/snac/snac.conf` to control which modules are configured
 * Add `ClamAV` antivirus verification support (#77)
   * When ClamAV packages are installed, `nilrt-snac verify` validates configuration files (`clamd.conf`, `freshclam.conf`) and virus signature databases (`.cvd`, `.cld` files)
+* Add logging of all output to `/var/log/nilrt-snac`
 
 ## [3.0.0] - 2025-09-18