Updated git submodules

Project: so master 2699e2ca4dc9289bb677888c76b048f5d8001587

Merge "Fix String concatenation optimzation"

Fix String concatenation optimzation

Replaced queryString from String to StringBuffer for memory and GC optimization

Change-Id: I0e4656d1fdf8ff773704e788a3b59b3f910ae3ba
Issue-ID: SO-500
Signed-off-by: byungwoojun<byung-woo.jun@ericsson.com>


diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 7d36778..2699e2c 160000
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 7d36778ec5438cb9bf8fa7450186548b8846358e
+Subproject commit 2699e2ca4dc9289bb677888c76b048f5d8001587