fixed LC raycasting for overlapping lanes

[kianzarrin]

fixes: https://discord.com/channels/545065285862948894/1049088238486294568 not possible to connect overlapping bus+tram lanes.

solution: don't try to intersect mouse ray for the wrong lanes.

TMPE.zip

TEST:

• [X] place a intersection with vanilla bus+tram road and try to connect overlapping car/tram lanes individually.