Fix TODO to remove leading '*' from defcustom

* etc/TODO: Remove done TODO to remove leading '*' from defcustom
doc-strings.
* lisp/ibuffer.el (ibuffer-inline-columns): Remove leading '*' from
doc-string.

etc/TODO

@@ -125,9 +125,6 @@ to use it.
 ** Convert all defvars with leading '*' in the doc-strings into defcustoms
 of appropriate :type and :group.
 
-** Remove any leading '*'s from defcustom doc-strings.
-[done?] [A lot of them are in CC Mode.]
-
 ** Remove unnecessary autoload cookies from defcustoms.
 This needs a bit of care, since often people have become used to
 expecting such variables to always be defined, eg when they modify

lisp/ibuffer.el

@@ -1809,7 +1809,7 @@ If point is on a group name, this function operates on that group."
 (defface ibuffer-locked-buffer
   '((((background dark)) (:foreground "RosyBrown"))
     (t (:foreground "brown4")))
-  "*Face used for locked buffers in Ibuffer."
+  "Face used for locked buffers in Ibuffer."
   :version "26.1"
   :group 'ibuffer
   :group 'font-lock-highlighting-faces)