Add shadows or remove them from all cursors in the game

[ihhub]

Preliminary checks

• [X] I've checked that there aren't other open issues on the same topic.

Describe the problem requiring a solution

The game should consistency in shadow presence for similar elements. For instance, a pointer cursor on Adventure Map has shadow: while castle info cursor doesn't:

Describe the possible solution

Be consistent and either add shadows for all cursors or remove shadows from remaining.

Additional info

No response

[Branikolog]

Hi, @ihhub ! In my personal point of view all cursor types look better with shadows. I've always felt castle cursor looks not complete without a shadow.