Reformat news entry

Author: Prometheus3375

Misc/NEWS.d/next/Library/2026-01-19-21-23-18.gh-issue-135228.dGrzjM.rst

@@ -1 +1,5 @@
-When both *frozen* and *slots* are set to ``True`` in :func:`~dataclasses.dataclass`, added methods ``__setattr__`` and ``__delattr__`` were still referencing the original class, preventing it from being garbage collected and making one of the conditions inside these methods to be always ``False``.
+When both *frozen* and *slots* are set to ``True``
+in :func:`~dataclasses.dataclass`, added methods
+``__setattr__`` and ``__delattr__`` were still referencing the original class,
+preventing it from being garbage collected and making one of the conditions
+inside these methods to be always ``False``.