DOC: Fix changelog entry - correct function reference and add author to names.inc

Author: DarkStar1709

doc/changes/dev/13582.bugfix.rst

@@ -1 +1 @@
-Fix bug where plotting covariance matrices created by :func:`mne.cov.make_ad_hoc_cov` would raise an IndexError, by :newcontrib:`DarkStar1709`.
+Fix bug where plotting covariance matrices created by :func:`mne.make_ad_hoc_cov` would raise an IndexError, by :newcontrib:`DarkStar1709`.

doc/changes/names.inc

@@ -62,6 +62,7 @@
 .. _Daniel Strohmeier: https://github.com/joewalter
 .. _Daniel Tse: https://github.com/Xiezhibin
 .. _Darin Erat Sleiter: https://github.com/dsleiter
+.. _DarkStar1709: https://github.com/DarkStar1709
 .. _David Haslacher: https://github.com/davidhaslacher
 .. _David Julien: https://github.com/Swy7ch
 .. _David Sabbagh: https://github.com/DavidSabbagh