docs(studio): release 3.0.9 - 3.0.9 (#25933)

* docs(studio): update documentation for release 3.0.9

- Updated release notes for 3.0.9
- Updated version mapping with ABP 10.6.0

Release: 3.0.9

* Fix formatting in version mapping documentation

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: selman koc <64414348+skoc10@users.noreply.github.com>

docs/en/studio/release-notes.md

@@ -9,7 +9,18 @@
 
 This document contains **brief release notes** for each ABP Studio release. Release notes only include **major features** and **visible enhancements**. Therefore, they don't include all the development done in the related version. 
 
-## 3.0.8 (2026-07-28) Latest
+## 3.0.9 (2026-08-06) Latest
+
+* Sync React admin console template with OpenIddict generate access token UI
+* Angular - Updating the version to 22 and fixing bugs on samples
+* Use a per-connection in-memory SQLite database in template tests
+* Fix MudBlazor MAUI Blazor template referencing Blazorise UI packages
+* Add disk cleanup step to Azure DevOps pipelines
+* Update version to 10.6.0
+* Fix author select showing `Guid.Empty` in MudBlazor Books sample
+* Sync Admin Console PathBase support to React modern template
+
+## 3.0.8 (2026-07-28)
 
 * Add BLOB storage provider options
 * Improve custom LLM provider connection UX

docs/en/studio/version-mapping.md

@@ -11,6 +11,7 @@ This document provides a general overview of the relationship between various ve
 
 | **ABP Studio Version** | **ABP Version of Startup Template**        |
 |------------------------|---------------------------|
+| 3.0.9                  | 10.6.0                    |
 | 3.0.6 - 3.0.8          | 10.5.0                    |
 | 3.0.4 - 3.0.5          | 10.4.1                    |
 | 3.0.3                  | 10.4.0                    |