lisp-modules: mention common-lisp.sh API removal in release notes

+2
+2
nixos/doc/manual/release-notes/rl-2405.section.md
··· 681 681 making it possible to accumulate definitions without resorting to `mkForce`, 682 682 hence to retain the definitions not anticipating that need. 683 683 684 + - Lisp modules: previously deprecated interface based on `common-lisp.sh` has now been removed. 685 + 684 686 - `youtrack` is bumped to 2023.3. The update is not performed automatically, it requires manual interaction. See the YouTrack section in the manual for details. 685 687 686 688 - QtMultimedia has changed its default backend to `QT_MEDIA_BACKEND=ffmpeg` (previously `gstreamer` on Linux or `darwin` on MacOS).