[CI] Fix MSYS build
On Windows, visibility algorithm WKT is not the same as on unix/linux.
POLYGON((... 2.3 1.5 ...)) vs POLYGON((... 2.2 1.5 ...))
This is due to rounding. Using the SFCGAL WKT fix the CI.
On Windows, visibility algorithm WKT is not the same as on unix/linux.
POLYGON((... 2.3 1.5 ...)) vs POLYGON((... 2.2 1.5 ...))
This is due to rounding. Using the SFCGAL WKT fix the CI.