Change my slot to something more advent like

I intend to publish the originally intended blog post early in the new year, on blogs.perl.org instead.

Author: lizmat

misc/perl6advent-2017/schedule

@@ -26,5 +26,5 @@ exists: https://github.com/zoffixznet/perl6-Acme-Advent-Highlighter
 21: scimon: "Sudoku solving with Sets and Junctions"
 22: Coke: Surely he'll think of something before then.
 23: AlexDaniel: “The Wonders of Perl 6 Golf”
-24: lizmat: A Story Of Two Perls
+24: lizmat: Features of Perl 6.d
 25: ramiroencinas: "Concurrent HTTP Perl6 implementation and the script’s point of view"