CHANGELOG: update to 4.0.0

Signed-off-by: William Roberts <william.c.roberts@intel.com>
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 57a6e32..0e9895a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,8 +3,8 @@
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 
-## [4.0.0-rc4] - 2022-12-26
-### Fixed:
+## [4.0.0] - 2023-01-02
+### Fixed
   - tcti-ldr: Use heap instead of stack when tcti initialize
  - Fix usage of NULL pointer if Esys_TR_SetAuth is calles with ESYS_TR_NONE.
  - Conditionally check user/group manipulation commands.
@@ -43,7 +43,7 @@
 - FAPI: Fix CURL HTTP handling.
 - FAPI: Return FAPI_RC_IO_ERROR if a policy does not exist in keystore.
 
-### Added:
+### Added
 - TPM version 1.59 support.
 - ci: ubuntu-22.04 added.
 - mbedTLS 3.0 is supported by ESAPI.