Bug 21610: (follow-up) Default value for dates

Bug 21610: (follow-up) Default value for dates

We have some dates with DEFAULT CURRENT_TIMESTAMP and some dates with
default and UPDATE clause.

Test plan:
Run Object.t again.

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
(cherry picked from commit 0ee4e9e14fe461e72806491c819f4c033f95f13b)
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>