Core/Vehicles: add a way to delay the Vehicle despawn Time if its needed.

* New database table `vehicle_template` holds info for despawn delay with option to extend it in the future

(cherry picked from commit c7b10d3c5fd082faf6c2835239e340babc3dfc76)

# Conflicts:
#	src/server/game/Entities/Unit/Unit.cpp
#	src/server/game/Entities/Vehicle/Vehicle.cpp
#	src/server/game/Globals/ObjectMgr.cpp
#	src/server/game/Globals/ObjectMgr.h

1 files changed, 9 insertions, 0 deletions

diff --git a/sql/updates/world/3.3.5/2020_12_31_00_world.sql b/sql/updates/world/3.3.5/2020_12_31_00_world.sql
new file mode 100644
index 00000000000..15be0e0e2a7
--- /dev/null
+++ b/sql/updates/world/3.3.5/2020_12_31_00_world.sql
@@ -0,0 +1,9 @@
+--
+-- Table structure for table `vehicle_template`
+--
+DROP TABLE IF EXISTS `vehicle_template`;
+CREATE TABLE `vehicle_template` (
+  `creatureId` int(10) unsigned NOT NULL,
+  `despawnDelayMs` int(11) NOT NULL DEFAULT '0',
+  PRIMARY KEY (`creatureId`)
+) ENGINE=MyISAM;