Clarify 'package-vc--build-documentation' docstring

* lisp/emacs-lisp/package-vc.el (package-vc--build-documentation):
Rewrite the first line.

As suggested by Eli Zaretskii.

diff --git a/lisp/emacs-lisp/package-vc.el b/lisp/emacs-lisp/package-vc.el
index 9288faf380fe1cb2d4c8790b8aef7d325985c7eb..e1a84c466e3647af0cbb4768bc27fcd6eed386b3 100644 (file)
--- a/lisp/emacs-lisp/package-vc.el
+++ b/lisp/emacs-lisp/package-vc.el
@@ -360,7 +360,7 @@ asynchronously."
 (declare-function org-export-to-file "ox" (backend file))
 
 (defun package-vc--build-documentation (pkg-desc file)
-  "Build documentation FILE for PKG-DESC.
+  "Build documentation for package PKG-DESC from documentation source in FILE.
 FILE can be an Org file, indicated by its \".org\" extension,
 otherwise it's assumed to be an Info file."
   (let ((pkg-dir (package-desc-dir pkg-desc)))