Update antonio's e-mail address

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

MAINTAINERS

@@ -164,7 +164,7 @@
 
 	[people.runcom]
 	Name = "Antonio Murdaca"
-	Email = "me@runcom.ninja"
+	Email = "runcom@redhat.com"
 	GitHub = "runcom"
 
 	[people.shykes]