docs: add changelog entry

cmnemoi · cmnemoi · commit 3e1a5a760bf0 · 2025-12-02T15:37:23.000+01:00
diff --git a/changelog/13816.bugfix.rst b/changelog/13816.bugfix.rst
@@ -0,0 +1 @@
+Fixed :func:`pytest.approx` which now returns a clearer error message when comparing mappings with different keys.

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	`1`	+Fixed :func:`pytest.approx` which now returns a clearer error message when comparing mappings with different keys.