init lvgl code

LVGL.Simulator/lvgl/library.properties

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+name=lvgl
+version=8.3.0-dev
+author=kisvegabor
+maintainer=kisvegabor,embeddedt,pete-pjb
+sentence=Full-featured Graphics Library for Embedded Systems
+paragraph=Powerful and easy-to-use embedded GUI with many widgets, advanced visual effects (opacity, antialiasing, animations) and low memory requirements (16K RAM, 64K Flash).
+category=Display
+url=https://lvgl.io
+architectures=*
+includes=lvgl.h