Fix "invalid function: quote"

On emacs24, Debian, HTML doc generation finishes with this error.

diff --git a/doc/yas-doc-helper.el b/doc/yas-doc-helper.el
index d27f777799dbf6eb3434060ce6bea7d4dac45c59..ab172b6d7210990dcdc3683664f7c94974ca6698 100755 (executable)
--- a/doc/yas-doc-helper.el
+++ b/doc/yas-doc-helper.el
@@ -135,7 +135,7 @@
                   (princ yas--version (current-buffer)))))
        (proj-plist
         `(,@(when (fboundp 'org-html-publish-to-html)
-              '(:publishing-function 'org-html-publish-to-html))
+              '(:publishing-function org-html-publish-to-html))
           :base-directory ,dir :publishing-directory ,dir
           :html-preamble
           ,(with-temp-buffer