gnu: yelp-tools: Restore a comment.

* gnu/packages/gnome.scm (yelp-tools)[propagated-inputs]: Restore a
comment deleted in commit 416b1b9f56b514677660b56992cea1c78e00f519.

diff --git a/gnu/packages/gnome.scm b/gnu/packages/gnome.scm
index 64fded1..a55900f 100644 (file)
--- a/gnu/packages/gnome.scm
+++ b/gnu/packages/gnome.scm
@@ -6785,6 +6785,7 @@ freedesktop.org help system specification.")
     (inputs
      `(("yelp-xsl" ,yelp-xsl)))
     (propagated-inputs
+     ;; Needed by `yelp-build', `yelp-check' or 'yelp.m4'.
      `(("itstool" ,itstool)
        ("xmllint" ,libxml2)
        ("xsltproc" ,libxslt)))