[Unknown Mod][Game] Information for resource generators of an ally

[LeHerosInconnu]

In fheroes2, the resource generators of an ally can no longer be captured.
Information about this is added:

• The mouse interaction cursor is changed to a more informative cursor (as the generator will not be captured).
• In the generator's right click information window, a line containing “'(allied)” is added.

In fheroes2:
Not possible to capture:

The mouse cursor is adapted (to be determined)(for example, the same cursor in red tones):

The right click info window is adapted:

This can be implemented directly in fheroes2.