fix(Core/Spells): updates trajectory target selection (#23031)

Co-authored-by: xinef1 <w.szyszko2@gmail.com>

src/server/game/Handlers/SpellHandler.cpp

@@ -855,6 +855,9 @@ void WorldSession::HandleUpdateProjectilePosition(WorldPacket& recvPacket)
     pos.Relocate(x, y, z);
     spell->m_targets.ModDst(pos);
 
+    // we changed dest, recalculate flight time
+    spell->RecalculateDelayMomentForDst();
+
     WorldPacket data(SMSG_SET_PROJECTILE_POSITION, 21);
     data << casterGuid;
     data << uint8(castCount);