Change samesite cookie value to 'none' to allow for session riding

Change-Id: I2302ab48b4bc3ab333ff582a952853409a48471f
diff --git a/lib/Kalamar.pm b/lib/Kalamar.pm
index 7931870..a4893ad 100644
--- a/lib/Kalamar.pm
+++ b/lib/Kalamar.pm
@@ -82,6 +82,9 @@
     # ... for cookie transport
     $self->sessions->secure(1);
 
+    # Temporary for session riding
+    $self->sessions->samesite('None');
+
     # For all pages
     $self->hook(
       before_dispatch => sub {