doc(changelog): add note about empty seccomp policy in debug builds

This patch adds an entry to the "Fixed" changelog list mentioning that
debug builds are now built with an empty default seccomp policy.

Signed-off-by: Riccardo Mancini <mancio@amazon.com>

Author: Manciukic

CHANGELOG.md

@@ -64,6 +64,9 @@ and this project adheres to
 - [#5046](https://github.com/firecracker-microvm/firecracker/pull/5046): Retry
   KVM_CREATE_VM on EINTR that occasionally happen on heavily loaded hosts to
   improve reliability of microVM creation.
+- [#5052](https://github.com/firecracker-microvm/firecracker/pull/5052): Build
+  the empty seccomp policy as default for debug builds to avoid crashes on
+  syscalls introduced by debug assertions from Rust 1.80.0.
 
 ## [1.10.1]