v4.6.3 release

Signed-off-by: Jonathon Anderson <janderson@ciq.com>

CHANGELOG.md

@@ -4,14 +4,13 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
-## Unreleased
+## v4.6.3, 2025-08-01
 
 ### Added
 
 - Added system and runtime overlay built time to REST API.
 - Support If-None-Match header in `PUT /api/nodes/{id}`
 - Added `PUT|DELETE /api/overlays/{name}/file?path={path}`
-- Added `DELETE /api/overlays/{name}/file?path={path}`
 - Added `wwctl configure warewulfd`
 - Added troubleshooting documentation regarding NUMA and tmpfs
 - Added support for IPv6 when booting with iPXE. #1852
@@ -21,9 +20,6 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Restore default idempotency of `PUT /api/nodes/{id}`
 - `DELETE /api/overlays/{name}?force=true` can delete overlays that are in use
 - `warewulfd` overlay autobuild rebuilds overlays after node discovery. #1468
-
-### Fixed
-
 - Improved netplan support. #1873
 
 ### Fixed