Updated git submodules

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

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 6175f2b..c917537 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 6175f2bd105fda0ad3b794c268aff47bdd88ce08
+Subproject commit c91753756d54b6cc0e4a6b48a6c9e012b3be8c56