Update JUSH

diff --git a/externals/jush b/externals/jush
index 8f0a0e16b1125455d674ee927759c953bba44e49..4b1295210511e175f243172fd7ff493d180d07f3 160000 (submodule)
--- a/externals/jush
+++ b/externals/jush
@@ -1 +1 @@
-Subproject commit 8f0a0e16b1125455d674ee927759c953bba44e49
+Subproject commit 4b1295210511e175f243172fd7ff493d180d07f3