Fix mingw build failure when SVG fonts enabled
I updated the freetype in my mingw build, built cairo, and found some errors and warnings. The CI does not find these errors because the version of freetype CI is not recent enough to support SVG fonts.
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I updated the freetype in my mingw build, built cairo, and found some errors and warnings. The CI does not find these errors because the version of freetype CI is not recent enough to support SVG fonts.