yLineFunction in std::sketch

Draw a line relative to the current origin to a specified distance away from the current position along the 'y' axis.

Name	Type	Description	Required
`sketch`	`Sketch`	Which sketch should this path be added to?	Yes
`length`	`number(Length)`	How far away along the Y axis should this line go? Incompatible with `endAbsolute`.	No
`endAbsolute`	`number(Length)`	Which absolute Y value should this line go to? Incompatible with `length`.	No
`tag`	`TagDecl`	Create a new tag which refers to this line.	No

Sketch - A sketch is a collection of paths.