chore: Changelog

Author: huitseeker

CHANGELOG.md

@@ -22,6 +22,7 @@
 - Streamline MastNode APIs and remove redundant parameters from `execute_op_batch` functions ([#2360](https://github.com/0xMiden/miden-vm/pull/2360)).
 - [BREAKING] Standardized hash function naming: renamed `hash_2to1` → `merge` and `hash_1to1` → `hash` across all hash modules (blake3, sha256, keccak256, rpo) ([#2381](https://github.com/0xMiden/miden-vm/pull/2381)).
 - Consolidate debug information into `DebugInfo` struct ([#2366](https://github.com/0xMiden/miden-vm/issues/2366)).
+- [BREAKING] Make the Assembler work in debug mode, remove optionality ([#2396](https://github.com/0xMiden/miden-vm/pull/2396)).
 
 ## 0.19.1 (2025-11-6)