core: added missing events to event_map

The VDS_ACTIVATE_MANUAL_HA and CLUSTER_ALERT_HA_RESERVATION_DOWN
were missing from EVENT_MAP table, causing error in the notification mechanism.

Change-Id: I6e5efecc1f9cc9dc8bbcf879d7c172cde82a8dc6
Bug-Url: https://bugzilla.redhat.com/1119285
Signed-off-by: Kobi Ianko <kobi@redhat.com>
Signed-off-by: Jiri Moskovcak <jmoskovc@redhat.com>