Update event_calendar

diff --git a/mod/event_calendar b/mod/event_calendar
index 39bca929f875ca6e9bd422b112d1e48b717fa126..da191e2432b0853bd33515fb2bc33a0fe50952f9 160000 (submodule)
--- a/mod/event_calendar
+++ b/mod/event_calendar
@@ -1 +1 @@
-Subproject commit 39bca929f875ca6e9bd422b112d1e48b717fa126
+Subproject commit da191e2432b0853bd33515fb2bc33a0fe50952f9