doc: Update training info (#14298) (#14301)

patchback[bot] · The-Compiler · web-flow · commit 74eac6916fee · 2026-03-17T14:31:22.000+01:00
(cherry picked from commit 5de1f49) Co-authored-by: Freya Bruhin <me@the-compiler.org>
diff --git a/doc/en/index.rst b/doc/en/index.rst
@@ -2,7 +2,7 @@
 
 .. sidebar:: **Next Open Trainings and Events**
 
-    - `Professional Testing with Python <https://python-academy.com/courses/python_course_testing.html>`_, via `Python Academy <https://www.python-academy.com/>`_ (3 day in-depth training), **March 3rd -- 5th 2026**, Remote
+    - `Professional Testing with Python <https://python-academy.com/courses/python_course_testing.html>`_, via `Python Academy <https://www.python-academy.com/>`_ (3 day in-depth training), **March 9th -- 11th 2027**, Leipzig (DE) / Remote
 
     Also see :doc:`previous talks and blogposts <talks>`
 
