changelog nit

Author: brendan-kellam

CHANGELOG.md

@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added counts to members, requets, and invites tabs in the members settings. [#621](https://github.com/sourcebot-dev/sourcebot/pull/621)
 
 ### Changed
+- Changed the default search behaviour to match patterns as substrings and **not** regular expressions. Regular expressions can be used by toggling the regex button in search bar. [#623](https://github.com/sourcebot-dev/sourcebot/pull/623)
 - Renamed `public` query prefix to `visibility`. Allowed values for `visibility` are `public`, `private`, and `any`. [#623](https://github.com/sourcebot-dev/sourcebot/pull/623)
 - Changed `archived` query prefix to accept values `yes`, `no`, and `only`. [#623](https://github.com/sourcebot-dev/sourcebot/pull/623)