[convimg] update submodule

mateoconlechuga · mateoconlechuga · commit f7bb67eb11e4 · 2025-11-29T08:17:30.000-07:00
diff --git a/tools/convimg b/tools/convimg
@@ -1 +1 @@
-Subproject commit 6e9d32760be4b4b8acac586d39d391f38f76d1e9
+Subproject commit 4a7dcfe9e51f3e3c3af9b37cde761bbb14c17a9b
