KCL: Angled line should use keyword args (#5803)
We continue migrating KCL stdlib functions to use keyword arguments. Next up is the `angledLine` family of functions (except `angledLineThatIntersects, which will be a quick follow-up).
Before vs. after:
`angledLine({angle = 90, length = 3}, %, $edge)`
=> `angledLine(angle = 90, length = 3, tag = $edge)`
`angledLineOfXLength({angle = 90, length = 3}, %, $edge)`
=> `angledLine(angle = 90, lengthX = 3, tag = $edge)`
`angledLineOfYLength({angle = 90, length = 3}, %, $edge)`
=> `angledLine(angle = 90, lengthY = 3, tag = $edge)`
`angledLineToX({angle = 90, length = 3}, %, $edge)`
=> `angledLine(angle = 90, endAbsoluteX = 3, tag = $edge)`
`angledLineToY({angle = 90, length = 3}, %, $edge)`
=> `angledLine(angle = 90, endAbsoluteY = 3, tag = $edge)`