Editorial change: adding anchor

Author: gusthoff

content/courses/intro-to-ada/chapters/exceptions.rst

@@ -64,6 +64,8 @@ Here, the :ada:`My_Except` exception is raised. We can also specify a message:
 In this case, we see an additional message when the exception is displayed.
 
 
+.. _Intro_Ada_Handling_An_Exception:
+
 Handling an exception
 ---------------------