[evolution-data-server] vala: Add support for the auth_type class field of CamelSasl

[Corentin Noël <corentinnoel src gnome org>]

commit 8c90d3dfd9c12d6beb4d1139b317b4eb30c487a8
Author: Corentin Noël <corentin noel collabora com>
Date:   Sun Jul 25 16:21:48 2021 +0200

    vala: Add support for the auth_type class field of CamelSasl
    
    As it is a class field, it requires specific support to be used properly.

 src/vala/camel-1.2-custom.vala | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/src/vala/camel-1.2-custom.vala b/src/vala/camel-1.2-custom.vala
index 48e10dc61..76bbf0641 100644
--- a/src/vala/camel-1.2-custom.vala
+++ b/src/vala/camel-1.2-custom.vala
@@ -3,4 +3,8 @@ namespace Camel {
   [Compact]
        public class HeaderParam {
        }
+
+       public abstract class Sasl : GLib.Object {
+               public class Camel.ServiceAuthType auth_type;
+       }
 }