Fix for broken on spawn chem_dispenser

Remove ~83 minute before RnD chem_dispenser starts recharging.
Fix chem_dispenser logic.

Signed-off-by: Igor Golubkov <bctpe4hbiu@bctpe4hbiu.org>
Merge pull request #4288 from BcTpe4HbIu/master

Fix for broken on spawn chem_dispenser