[releng] Upgrade lexical (0.8.1 -> 0.14.5)

Signed-off-by: Pierre-Charles David <pierre-charles.david@obeo.fr>

Author: pcdavid

CHANGELOG.adoc

@@ -70,6 +70,7 @@ Accordingly, `IObjectSearchService` and `IIdentityService` now handle actual `IE
 - Move to docker compose v2 for our GitHub Actions workflow.
 - [test] Switch to ArchUnit 1.3.0 to restore architectural tests which were failing recently
 - https://github.com/eclipse-sirius/sirius-web/issues/3277[#3277] [gantt] Move to @ObeoNetwork/gantt-task-react 0.4.9 to benefit for enhancements
+- Switch to lexical 0.14.5 for the rich text widget.
 
 === Bug fixes