Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 8e97a15510366a8348e60aeae367f5c75cf82aac
  - Merge "corrected inlucde filter for formatter"
  - corrected inlucde filter for formatter

    all pom.xml files now have two spaces
    validation is on for pom.xml files

    Change-Id: I424ea2e4d6a549f468792e5f90a43f3a97e6c954
    Issue-ID: SO-1781
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index cc243a6..8e97a15 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit cc243a6656540f9c2c1c204cec3797429c41fb41
+Subproject commit 8e97a15510366a8348e60aeae367f5c75cf82aac