bot: Update LVGL submodule.

lvgl-bot · lvgl-bot · commit d32ec91c33cb · 2025-06-01T00:19:58.000Z
diff --git a/lvgl b/lvgl
@@ -1 +1 @@
-Subproject commit a3a8586459169f96ab830eea8367718d0d446640
+Subproject commit 44b76b239e625c5025963d78a223b614f17811fb
