added LVGL submodule pointing to version 9.3.0 release

kdschlosser · kdschlosser · commit cd4382536fd7 · 2025-07-01T00:10:21.000-06:00
diff --git a/lib/lvgl b/lib/lvgl
@@ -0,0 +1 @@
+Subproject commit c033a98afddd65aaafeebea625382a94020fe4a7
