cpython/Misc/NEWS.d/next/Build/2024-06-18-15-28-25.gh-issue-118943.aie7nn.rst

Fix a possible race condition affecting parallel builds configured with
``--enable-experimental-jit``, in which :exc:`FileNotFoundError` could be caused by
another process already moving ``jit_stencils.h.new`` to ``jit_stencils.h``.