move updates to unreleased

Author: TomJGooding

CHANGELOG.md

@@ -5,6 +5,16 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## Unreleased
+
+### Fixed
+
+- Exceptions inside `Widget.compose` or workers weren't bubbling up in tests https://github.com/Textualize/textual/issues/4282
+
+### Added
+
+- Added `Document.start` and `end` location properties for convenience https://github.com/Textualize/textual/pull/4267
+
 ## [0.54.0] - 2024-03-26
 
 ### Fixed
@@ -13,17 +23,12 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - Fixed issue with flickering scrollbars https://github.com/Textualize/textual/pull/4315
 - Fixed issue where narrow TextArea would repeatedly wrap due to scrollbar appearing/disappearing https://github.com/Textualize/textual/pull/4334
 - Fix progress bar ETA not updating when setting `total` reactive https://github.com/Textualize/textual/pull/4316
-- Exceptions inside `Widget.compose` or workers weren't bubbling up in tests https://github.com/Textualize/textual/issues/4282
 
 ### Changed
 
 - ProgressBar won't show ETA until there is at least one second of samples https://github.com/Textualize/textual/pull/4316
 - `Input` waits until an edit has been made, after entry to the widget, before offering a suggestion https://github.com/Textualize/textual/pull/4335
 
-### Added
-
-- Added `Document.start` and `end` location properties for convenience https://github.com/Textualize/textual/pull/4267
-
 ## [0.53.1] - 2024-03-18
 
 ### Fixed