doc: change copyright date

[notmuch] / version

diff --git a/version b/version
index 249afd517d9df2473f6cf45b440786f180bc656b..c356c3e7d263560ef5ab7a7ee87de2ae7ba991a2 100644 (file)
--- a/version
+++ b/version
@@ -1 +1 @@
-0.18.1
+0.22~rc0