Updated git submodules

Project: integration beijing e2e0a4d84335a28550da2a2d977602218f743319

Revert "Bump master branch to version 3.0.0"

This reverts commit 2655a8b7e55b540422071af9792c28e6faa1396c.

This change was only merged to master branch in gerrit, but
somehow got applied to beijing branch in git.  Reverting.

Change-Id: I49cb8fe2dcfe2d43e49d9f33c8c5c48ea03355cb
Issue-ID: INT-504
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>

diff --git a/docs/submodules/integration.git b/docs/submodules/integration.git
index 935ad37..e2e0a4d 160000 (submodule)
--- a/docs/submodules/integration.git
+++ b/docs/submodules/integration.git
@@ -1 +1 @@
-Subproject commit 935ad375aab3c58a1ea245d2d20c49fc20941388
+Subproject commit e2e0a4d84335a28550da2a2d977602218f743319