added magaz link in gemini index

themes/hellug-bootstrap/layouts/index.gmi

@@ -23,6 +23,7 @@ This is the Gemini Capsule of the Hellenic Linux User Group.
 => https://forum.hellug.gr Hellug Forum
 => https://wiki.hellug.gr Hellug Wiki
 => https://dev.hellug.gr Hellug Git Repositoris
+=> gemini://magaz.hellug.gr Hellug Magaz e-zine
 
 ## Σελίδες
 {{ $currentPage := . }}{{ range .Site.Menus.main }}{{ if .HasChildren }}