set_canonical_doxygen.pl: remove reference to missing contrib script

The script contrib/utilities/set_canonical_webpages.py is missing in
the dealii source tree.

diff --git a/doc/doxygen/scripts/set_canonical_doxygen.pl b/doc/doxygen/scripts/set_canonical_doxygen.pl
index d4dbc2045a0e4e607f0833033fc3a0b88590888c..8b3a6e89288d702a652c3757870c8ed633aaaaff 100644 (file)
--- a/doc/doxygen/scripts/set_canonical_doxygen.pl
+++ b/doc/doxygen/scripts/set_canonical_doxygen.pl
@@ -17,9 +17,7 @@
 # doxygen documentation. For more information see
 # https://en.wikipedia.org/wiki/Canonical_link_element
 #
-# This script is invoked by CMake. To add the canonical link to the webpages of
-# the deal.ii repository you can use the script
-# contrib/utilities/set_canonical_webpages.py
+# This script is invoked by CMake.
 
 use strict;
 use warnings;