Update git submodules

[doc.git] / docs / submodules / so.git

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 9fd49c5..4e31bbd 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 9fd49c5f4538cb9b498abeaa4e7f45993369a2aa
+Subproject commit 4e31bbdbf62b5fac865a8cf0527b6e309fb66402