Update git submodules

* Update docs/submodules/aai/aai-common.git from branch 'master'
  to 69589faa4d3b1481bbd5c86f7ccb8c8bdeeb5916
  - AAI-1523 checkstyle warnings for aai-core rest

    Issue-ID: AAI-1523
    re-indent code with spaces to clean up some checkstyle warnings
    for aai-core test rest (part of 24k lines of output)

    Change-Id: I610a40db3f9a79e31a210718bfe830c38809d9f3
    Signed-off-by: Keong Lim <keong.lim@huawei.com>

diff --git a/docs/submodules/aai/aai-common.git b/docs/submodules/aai/aai-common.git
index 3b80e8e..69589fa 160000 (submodule)
--- a/docs/submodules/aai/aai-common.git
+++ b/docs/submodules/aai/aai-common.git
@@ -1 +1 @@
-Subproject commit 3b80e8e049a23ba12a600d526af44408b4428fc1
+Subproject commit 69589faa4d3b1481bbd5c86f7ccb8c8bdeeb5916