update convimg to support description only

mateoconlechuga · mateoconlechuga · commit 092db69555ca · 2020-01-19T07:38:51.000-07:00
diff --git a/tools/convimg b/tools/convimg
@@ -1 +1 @@
-Subproject commit 0bd97d1429a4650f790d293400f4b252055990ed
+Subproject commit d9a0da4316aa8628f4d19d2a12b058ade942d26d
