Update packages/pluggableWidgets/document-viewer-web/CHANGELOG.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: gjulivan

packages/pluggableWidgets/document-viewer-web/CHANGELOG.md

@@ -8,7 +8,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ### Changed
 
-- We added advance config for user to allow self-hosted pdfjs worker file.
+- We added advanced configuration to allow users to specify a self-hosted PDF.js worker file.
 
 ## [1.1.0] - 2025-09-11