gh-119580: Improve version added section for convenience variable (#119583)

diff --git a/Doc/library/pdb.rst b/Doc/library/pdb.rst
index 7d67e06434b799d1df487958f88d4b07be2e6a7b..cd6496203949ea9c2383a249f66c6f507a2776da 100644 (file)
--- a/Doc/library/pdb.rst
+++ b/Doc/library/pdb.rst
@@ -290,6 +290,8 @@ There are three preset *convenience variables*:
 
 .. versionadded:: 3.12
 
+   Added the *convenience variable* feature.
+
 .. index::
    pair: .pdbrc; file
    triple: debugger; configuration; file