Update Jake email address (GH-757)

Author: jakubbalas

series/brno-pyvo/series.yaml

@@ -13,7 +13,7 @@ organizer-info:
   - name: Jiří Psotka
     mail: j.psotka@gmail.com
   - name: Jake Baláš
-    mail: jake@iamthedev.eu
+    mail: jake@balas.io
   - name: Petr Viktorin
     phone: 77-ENCUKOU
     mail: encukou@gmail.com