Update JUSH

diff --git a/externals/jush b/externals/jush
index 4702f10b84ee2be95d16204bb3cded96e74e8cc6..3543cb11ee782a5a4f4f509aa37eb96a4953d5d6 160000 (submodule)
--- a/externals/jush
+++ b/externals/jush
@@ -1 +1 @@
-Subproject commit 4702f10b84ee2be95d16204bb3cded96e74e8cc6
+Subproject commit 3543cb11ee782a5a4f4f509aa37eb96a4953d5d6