Desperation to survive may be the overriding consideration. As noted, they're already in the field.
Shtora-1 attempts to use dazzlers to disrupt anti-tank missile guidance. This system has not been very effective in Ukraine, but that has more to do with the nature of the weapons being used and Ukrainian familiarity with how to try and mitigate laser warning sensors.
In principle, the system could be modified to try and dazzle drones.