Update be.po

Translator's name added

Author: Shakher-makher

Translations/be.po

@@ -4,7 +4,7 @@ msgstr ""
 "Project-Id-Version: DevilutionX\n"
 "POT-Creation-Date: 2022-04-11 10:56+0100\n"
 "PO-Revision-Date: \n"
-"Last-Translator: \n"
+"Last-Translator: Данек <cheremnykh-danya@mail.ru> \n"
 "Language-Team: \n"
 "Language: be_BY\n"
 "MIME-Version: 1.0\n"