Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 33ce1d167c0daba899887b8ecd16b8a508cf12a0
  - Merge "replaced String.repeat with static final strings"
  - replaced String.repeat with static final strings

    replaced String.repeat with static final strings

    Change-Id: Ife14fde70e8f648881a03e9343ae8faf9cb87e2e
    Issue-ID: SO-1999
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 6ec917f..33ce1d1 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 6ec917f8f6490861a47f2b03a6065cc1da2be1dc
+Subproject commit 33ce1d167c0daba899887b8ecd16b8a508cf12a0