docs: describe deferred search release

Author: chruffins

CHANGELOG.md

@@ -5,7 +5,7 @@
 
 ### Features
 
-* chore(stlc): seal custom-code tracking files ([56fcf27](https://github.com/kernel/kernel-python-sdk/commit/56fcf273db57e5bf4808687d7f5d05ea42db7e42))
+* Fetch content for selected results from retained searches ([kernel/kernel#3978](https://github.com/kernel/kernel/pull/3978))
 
 ## [0.114.0](https://github.com/kernel/kernel-python-sdk/compare/v0.113.0...v0.114.0) (2026-09-30)