[meson] Fix generated ftmodule.h

The sdf module wasn't recognized, so the generated ftmodule.h had "None_renderer_class".

* builds/meson/parse_modules_cfg.py: Handle sdf in RASTER_MODULES.

builds/meson/parse_modules_cfg.py

@@ -84,14 +84,16 @@ def generate_ftmodule(lists):
         )
 
     for module in lists["RASTER_MODULES"]:
-        name = {
-            "raster": "ft_raster1",
-            "smooth": "ft_smooth",
-            "svg": "ft_svg",
+        names = {
+            "raster": ("ft_raster1",),
+            "smooth": ("ft_smooth",),
+            "svg": ("ft_svg",),
+            "sdf": ("ft_sdf", "ft_bitmap_sdf"),
         }.get(module)
-        result += (
-            "FT_USE_MODULE( FT_Renderer_Class, %s_renderer_class )\n" % name
-        )
+        for name in names:
+            result += (
+                "FT_USE_MODULE( FT_Renderer_Class, %s_renderer_class )\n" % name
+            )
 
     for module in lists["AUX_MODULES"]:
         if module in ("psaux", "psnames", "otvalid", "gxvalid"):