Fix CHANGELOG (#157)

* Fix CHANGELOG

* Update CHANGELOG.md

Author: alxhotel

CHANGELOG.md

@@ -1,17 +1,15 @@
 # [4.0.0](https://github.com/webtorrent/node-bencode/compare/v3.1.0...v4.0.0) (2023-08-09)
 
 
-### chore
-
-* force major release ([#156](https://github.com/webtorrent/node-bencode/issues/156)) ([a075f8a](https://github.com/webtorrent/node-bencode/commit/a075f8a02408eb4bf82350d1bfce9f0488e15e0e))
+### Features
 
+* breaking, feat, fix: bigint support, don't mangle directory keys ([#150](https://github.com/webtorrent/node-bencode/pull/150)) ([e95475a](https://github.com/webtorrent/node-bencode/commit/e95475ac554fda8c756669ad31d8af2fae3d64f6))
 
 ### BREAKING CHANGES
 
-* update uint8-util
-
-# [3.1.0](https://github.com/webtorrent/node-bencode/compare/v3.0.3...v3.1.0) (2023-07-31)
+* fix: bigint support, don't mangle directory keys
 
+## [3.1.1](https://github.com/webtorrent/node-bencode/compare/v3.0.3...v3.1.1) (2023-07-31)
 
 ### Features