Add previous changelog entries

CHANGES.rst

@@ -8,6 +8,10 @@ https://holospy.readthedocs.io/en/latest/changes.html
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 - Consolidate packaging metadata in ``pyproject.toml``. (`#4 <https://github.com/hyperspy/exspy/pull/4>`_, `#10 <https://github.com/hyperspy/exspy/pull/10>`_)
+- Add support for using tabulated datasets of *generalised oscillator strengths* in :class:`~.models.eelsmodel.EELSModel` using the GOSH open file format.
+  By default, a freely usable dataset is downloaded from `doi:10.5281/zenodo.7645765 <https://zenodo.org/record/6599071>`_. (`HyperSpy #3082 <https://github.com/hyperspy/hyperspy/issues/3082>`_)
+- Add functionality to fit the EELS fine structure using components, e.g. :py:class:`hyperspy.api.model.components1D.Gaussian`. (`HyperSpy #3206 <https://github.com/hyperspy/hyperspy/issues/3206>`_)
+
 
 Initiation (2023-10-28)
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