docs(changelog) Update changelog from PR #1784 (#1802)

Add the missing changelog from PR #1784.

CHANGELOG.md

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0e29f84..28b453a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -27,6 +27,8 @@
 
 * New Python versions available: `3.11.8`, `3.12.2` using
   https://github.com/indygreg/python-build-standalone/releases/tag/20240224.
+* (gazelle) Added a new `python_visibility` directive to control visibility
+  of generated targets by appending additional visibility labels.
 
 [0.XX.0]: https://github.com/bazelbuild/rules_python/releases/tag/0.XX.0