While convoluted, this model matches as best we have found so far, the
alignment with scintilla. The spacing is character size for N-1 of the
characters in the 4-space tab stops. The final character is sized for
the actual space character in the stroke font (0.761905)
Fixes https://gitlab.com/kicad/code/kicad/issues/13791
(cherry picked from commit bce402a01c)
Seth Hillbrand