Fix failing AUTHORS test

Author: mtsanovv

AUTHORS

@@ -886,6 +886,7 @@ Marco Fontani <MFONTANI@cpan.org>
 Marco Peereboom <marco@conformal.com>
 Marcus Holland-Moritz <mhx-perl@gmx.net>
 Marek Rouchal <marek.rouchal@infineon.com>
+Marin Tsanov <btg.tsanov.marin@gmail.com>
 Mark A Biggar <mab@wdl.loral.com>
 Mark A. Hershberger <mah@everybody.org>
 Mark A. Stratman <stratman@gmail.com>