clarified that only timestamps are removed not entire rules

CHANGELOG.md

@@ -30,7 +30,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 - fortios: only perform a "show" instead of a "show full-configuration" when retrieving configs from fortios. fixes timeouts and avoids extraneous defaulted config information. (@jforeman)
 - opengear: support newer Opengear CM* and OM* models (@matej_v)
 - edgecos: improve system temperature removal (@freddy36)
-- pfsense: exclude autogenerated firewall rules to reduce change churn #2985 (@anthonysomerset)
+- pfsense: exclude autogenerated firewall rule timestamps to reduce change churn from use of stuff like PFBlockerNG #2985 (@anthonysomerset)
 
 ## Fixed
 - fixed empty lines for ZyXEL GS1900 switches (@jluebbe)