Freetype: use FT_Glyph_Stroke to create outlines

FT_Glyph_Stroke is more tolerant of font files that do not follow
contour orientation conventions, like Helvetica Neue.
It also creates unfilled outline glyphs that can be more efficiently
blended.

Fixes #21043

(cherry picked from commit 074b4f3c)
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

modules/text_renderer/freetype/text_layout.c

@@ -1060,8 +1060,8 @@ static int LoadGlyphs( filter_t *p_filter, paragraph_t *p_paragraph,
             if( p_filter->p_sys->p_stroker && (p_style->i_style_flags & STYLE_OUTLINE) )
             {
                 p_bitmaps->p_outline = p_bitmaps->p_glyph;
-                if( FT_Glyph_StrokeBorder( &p_bitmaps->p_outline,
-                                           p_filter->p_sys->p_stroker, 0, 0 ) )
+                if( FT_Glyph_Stroke( &p_bitmaps->p_outline,
+                                      p_filter->p_sys->p_stroker, 0 ) )
                     p_bitmaps->p_outline = 0;
             }