Update git submodules

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

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 11b69a4..1640ac6 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 11b69a4a70a70b8eb5b9216ae3f4360e651f12b3
+Subproject commit 1640ac602723737c8f15a9a84046e709f7230a1c