Update CHANGELOG for dev3 (#2919)

CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [2.0.0-dev3]
 
 ### Added
 
@@ -13,26 +13,18 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Changed
 
+- Upgrade OpenEnclave from 0.17.0 to 0.17.1.
+- `get_state_at()` now returns receipts for signature transactions (#2785), see [documentation](https://microsoft.github.io/CCF/main/use_apps/verify_tx.html#transaction-receipts) for details.
+- Upgrade playbooks and base CI image to Ubuntu 20.04. CCF is now primarily developed and tested against Ubuntu 20.04.
+- Python `ccf.read_ledger` module now accepts custom formatting rules for the key and value based on the key-value store table name (#2791).
 - CCF is now built with Clang 10. It is recommended that C++ applications upgrade to Clang 10 as well.
 - Internal `/gov/jwt_keys/refresh` endpoint has been moved to `/node/jwt_keys/refresh` (#2885).
 - If no `--san` is specified at node start-up, the node certificate _Subject Alternative Name_ extension now defaults to the value of `--public-rpc-address` (#2902).
 
 ### Removed
 
-- Removed Forum sample app.
-
-## [2.0.0-dev3]
-
-### Changed
-
-- Upgrade OpenEnclave from 0.17.0 to 0.17.1.
-- `get_state_at()` now returns receipts for signature transactions (#2785), see [documentation](https://microsoft.github.io/CCF/main/use_apps/verify_tx.html#transaction-receipts) for details.
-- Upgrade playbooks and base CI image to Ubuntu 20.04. CCF is now primarily developed and tested against Ubuntu 20.04.
-- Python `ccf.read_ledger` module now accepts custom formatting rules for the key and value based on the key-value store table name (#2791).
-
-### Removed
-
 - Remove long-deprecated `--domain` argument from `cchost`. Node certificate Subject Alternative Names should be passed in via existing `--san` argument (#2798).
+- Removed Forum sample app.
 
 ## [2.0.0-dev2]