This adds the pad to die parameter from each pad to the total line
length of the tuned line for comparison with desired.
Fixes: lp:1711541
* https://bugs.launchpad.net/kicad/+bug/1711541
The INT_MAX limit for most elements makes sense only for single-segment,
straight line elements. For elements that accumulate lengths, we should
utilize the long long int (64 bits) to allow for greater lengths.
Fixes: lp:1842367
* https://bugs.launchpad.net/kicad/+bug/1842367