[geary] Update THANKS

[Michael Gratton <mjog src gnome org>]

commit 6721fd9180fc2467e5cb0b251c83a18f56653010
Author: Michael Gratton <mike vee net>
Date:   Sun Apr 28 13:28:07 2019 +1000

    Update THANKS

 THANKS | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/THANKS b/THANKS
index b4bbc17a..e4d8db4f 100644
--- a/THANKS
+++ b/THANKS
@@ -48,6 +48,7 @@ Juraj Fiala <jurf riseup net>
 Jürg Billeter <j bitron ch>
 Kacper Bielecki <kazjote gmail com>
 Kai Mast <mail kai-mast de>
+Kalev Lember <klember redhat com>
 Konstantin Kharlamov <Hi-Angel yandex ru>
 Kristian Klausen <kristian klausen dk>
 Leonardo Robol <leo robol it>