Combat, when the Genie's special ability triggers (Genie destroys half the enemy troops!) if there is only one creature in the troop, the troop should be decimated

[LeHerosInconnu]

When the Genie's special ability triggers (Genie destroys half the enemy troops!) if there is only one creature in the troop, the troop should be decimated (it doesn't just take half its hit points in damage).

In the example, in the original game, when this happens against a Black Dragon, the Black Dragon is decimated.
In fheroes2, it only takes 150 points of damage, this should be corrected.

In original game:

2021-06-03.22-37-15.mp4

In fheroes2:

Here is the test scenario:
GenieDra.zip