* fix(built_in_font_gen.py): change the output format from bin to lvgl Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com> * fix(generate_all.py): improve the builtin font generation 1.run astyle on the generated source files 2.copy these files to src/font folder Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com> * fix(font): regenerate all builtin font files Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>