Update events view.

Searches for timed events geometry within
the event's own metadata.

etc/db/schema-template.sql

@@ -544,7 +544,7 @@ UNION
     rs.objref,
     t.tstamp,
     rs.hash,
-    (public.st_asgeojson(public.st_transform(rs.geometry, 4326)))::jsonb AS geometry,
+    (t.meta -> 'geometry'::text) AS geometry,
     ARRAY( SELECT etl.label
            FROM _SURVEY__TEMPLATE_.events_timed_labels etl
           WHERE (etl.id = t.id)) AS labels