NEWS: set release date for 0.40

diff --git a/NEWS b/NEWS
index 06b73de1117a0289b0d0d240fb898809e0d74593..ccffffea6270b6bd03c406d5e758eba10875fdf3 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,4 @@
-Notmuch 0.40 (UNRELEASED)
+Notmuch 0.40 (2026-01-31)
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 General