[2.0.60] non-smart pasting of underground belts

[SWeini]

When trying to paste the top row onto a straight line of belt (middle row) going to the same direction, it adds additional underground belts that are absolutely not wanted (bottom row).

07-15-2025, 17-25-19.png (247.15 KiB) Viewed 85 times

This is just a repro case, what I actually tried to copy&paste made a bit more sense. This intra-belt production featuring py's long undergrounds wanted to have a brother next to it.

07-15-2025, 17-28-14.png (853.83 KiB) Viewed 85 times

07-15-2025, 17-29-09.png (727.79 KiB) Viewed 85 times