Log Message:
py-asdf_astropy: updated to 0.7.0

0.7.0 (2024-11-13)

- strip None factor for spectral_density in equivalency converter
  to avoid deprecation warnings for astropy 7.
- drop support for python 3.9.
- replace usages of ``copy_arrays`` with ``memmap``
- require asdf 2.14.4
- Add support for astropy.nddata.uncertainty classes
- Add support for astropy.wcs.WCS and astropy.wcs.wcsapi.SlicedLowLevelWCS