Updating unison

diff --git a/modules/unison b/modules/unison
index 6efe7fdce0d03f70bdf361f86c9465789680761d..79f30dd41bd315a7ab79a9724d0608480ef5d775 160000 (submodule)
--- a/modules/unison
+++ b/modules/unison
@@ -1 +1 @@
-Subproject commit 6efe7fdce0d03f70bdf361f86c9465789680761d
+Subproject commit 79f30dd41bd315a7ab79a9724d0608480ef5d775