doc: mention qownnotes-tui 0.5.0

Signed-off-by: Patrizio Bekerle <patrizio@bekerle.com>

Author: pbek

CHANGELOG.md

@@ -12,6 +12,12 @@
   [2026.8.1](https://github.com/qownnotes/web-companion/releases/tag/v2026.8.1)
   - Bookmark links can now be copied from the bookmark list
     (for [#121](https://github.com/qownnotes/web-companion/issues/121))
+- There was a new release of [QOwnNotes TUI](https://github.com/qownnotes/qownnotes-tui),
+  [v0.5.0](https://github.com/qownnotes/qownnotes-tui/releases/tag/v0.5.0)
+  - Added Markdown highlighting for angle-bracketed URI autolinks
+  - Added clickable HTTP and HTTPS links in the viewer, including links that wrap
+    across lines
+  - Added restoration of the last opened note when the application starts
 - There was a new release of [QOwnNotes TUI](https://github.com/qownnotes/qownnotes-tui),
   [v0.4.0](https://github.com/qownnotes/qownnotes-tui/releases/tag/v0.4.0)
   - Added shell completion generation for Bash, Fish, and Zsh