Add changelog note

2023-08-09 11:52:21 +01:00 · 2023-08-09 11:52:21 +01:00 · bd20e2b607
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@ -4,7 +4,7 @@ See the [releases page](https://github.com/github/codeql-action/releases) for th

 ## [UNRELEASED]

-No user facing changes.
+- Log a warning if the amount of available disk space runs low during a code scanning run. [#1825](https://github.com/github/codeql-action/pull/1825)

 ## 2.21.3 - 08 Aug 2023