UI: Configurable UI Font Weight

Allows selecting different font weights in Text Styles

Pull Request: https://projects.blender.org/blender/blender/pulls/112454

scripts/startup/bl_ui/space_userpref.py

@@ -1076,6 +1076,7 @@ class USERPREF_PT_theme_text_style(ThemePanel, CenterAlignMixIn, Panel):
 
         col = flow.column()
         col.prop(font_style, "points")
+        col.prop(font_style, "character_weight", text="Weight")
 
         col = flow.column(align=True)
         col.prop(font_style, "shadow_offset_x", text="Shadow Offset X")