Spell/projectile does not fly towards reticle when behind obstacle

[szapp]

A detailed description will be added here soon. Here are links that discuss the issue

• https://forum.worldofplayers.de/forum/threads/1482039-Release-Gothic-II-Freies-Zielen-Free-Aiming-(DE-EN-PL-RU)/page5?p=27225686&viewfull=1#post27225686
• https://forum.worldofplayers.de/forum/threads/1473223-Skriptpaket-Gothic-Free-Aim-(GFA)-ehemals-Freies-Zielen/page14?p=27227443&viewfull=1#post27227443