Added CHANGELOG.md entry

Author: EhabY

CHANGELOG.md

@@ -8,6 +8,11 @@
   Windows) instead of plaintext files, when using CLI >= 2.29.0. Falls back to file storage on
   Linux, older CLIs, or if the keyring write fails. Controlled via the `coder.useKeyring` setting.
 
+### Fixed
+
+- Fixed CLI binary downloads failing when servers or proxies compress responses unexpectedly.
+- Clarified CLI download progress notification wording.
+
 ## [v1.13.0](https://github.com/coder/vscode-coder/releases/tag/v1.13.0) 2026-03-03
 
 ### Added