Don't spuriously quote newlines in the comment description.

webtools/bugzilla/bug_form.pl

@@ -92,6 +92,7 @@ sub quoteUrls {
     }
 
     $text = value_quote($text);
+    $text =~ s/\
/\n/g;
 
     # Stuff everything back from the array.
     for (my $i=0 ; $i<$count ; $i++) {