Tweak docs

docs/source/changelog.rst

@@ -23,7 +23,7 @@ Changes since version 1.1:
 
     * The combination of flagging ranges specified by the :term:`flag_abstime`, :term:`flag_baseline`, and :term:`flag_freqrange` options can now be set with the :term:`flag_expr` option
     * An unarchiving tool (``unarchivefactor``, see :ref:`unarchivefactor`) has been added that can unarchive an archive made with ``archivefactor``
-    * An option (:term:`update_selfcal_clean_regions`) has been added that controls whether user-supplied clean masks are updated during selfcal
+    * An option (`update_selfcal_clean_regions``) has been added that controls whether user-supplied clean masks are updated during selfcal
     * Intersections in user-supplied clean masks are now detected and an error raised
     * An archiving tool (``archivefactor``, see :ref:`archivefactor`) has been added that can archive the subtracted datasets, the sky models, the instrument tables, the selfcal plots, and the calibrated data for one or more directions
     * Polynomial sky models generated directly by WSClean during imaging are used for prediction, resulting in improved and faster subtraction of extended sources