Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 75a0957c5d544bf96bbcfba1594d1e23b417a01e
  - Merge "flowvaldiator will allow more flexible filtering"
  - flowvaldiator will allow more flexible filtering

    fixed unit tests that reference forItems()
    forItems is now shouldRunFor allowing more flexibility

    Change-Id: I497f3a2899ae4df555e781c7c85a238e657fcba8
    Issue-ID: SO-1533
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 4801966..75a0957 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 48019661af4ee9e36d0aa9c015b8e2d52e129ed4
+Subproject commit 75a0957c5d544bf96bbcfba1594d1e23b417a01e