[elpa] externals/marginalia d13ea27e42: Update docstring

[ELPA Syncer]

branch: externals/marginalia
commit d13ea27e423afa0ce1add640b669500963ba3afa
Author: Daniel Mendler <mail@daniel-mendler.de>
Commit: Daniel Mendler <mail@daniel-mendler.de>

    Update docstring
---
 marginalia.el | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/marginalia.el b/marginalia.el
index b72af335a0..4ed837c0b2 100644
--- a/marginalia.el
+++ b/marginalia.el
@@ -424,11 +424,12 @@ FACE is the name of the face, with which the field should 
be propertized."
   (let ((flist (indirect-function fun)))
     (advice--p (if (eq 'macro (car-safe flist)) (cdr flist) flist))))
 
-;; Symbol class characters from Emacs 28 `help--symbol-class'
-;; ! and & are our additions
 (defun marginalia--symbol-class (s)
   "Return symbol class characters for symbol S.
 
+This function is an extension of `help--symbol-class'. It returns
+more fine-grained and more detailled symbol information.
+
 Function:
 f function
 c command