docs(release): mention rootless Docker mode

Author: eliandoran

docs/Release Notes/Release Notes/v0.94.0.md

@@ -54,6 +54,7 @@
     *   For read-only notes, a floating button allows copying the code snippet to clipboard.
 *   [Math in text notes: equations can now be displayed on multiple lines](https://github.com/TriliumNext/Notes/pull/2003) by @SiriusXT
 *   [Metrics endpoint](https://github.com/TriliumNext/Notes/pull/2024) by @perfectra1n
+*   Docker: Rootless [Dockerfiles are now available](https://github.com/TriliumNext/Notes/pull/1923/files) by @perfectra1n
 
 ## 📖 Documentation