Update git submodules

* Update docs/submodules/aai/aai-common.git from branch 'master'
  to bf628be4bffca6195dde1926e90211e3c5dc54b6
  - AAI-1523 Batch reformat aai-core

    Use maven plugins from AAI-2198 to do batch reformat of aai-core
    to consistent code style.

    Change-Id: If43889a61778f3a766c3663098064cdcc8e507bf
    Issue-ID: AAI-1523
    Signed-off-by: Keong Lim <keong.lim@huawei.com>
  - AAI-1523 Batch reformat aai-rest

    Use maven plugins from AAI-2198 to do batch reformat of aai-rest
    to consistent code style.

    Change-Id: I7eba1928cbc0958e2dae369547cba262e019d4d0
    Issue-ID: AAI-1523
    Signed-off-by: Keong Lim <keong.lim@huawei.com>
  - AAI-1523 Batch reformat aai-schema-ingest

    Use maven plugins from AAI-2198 to do batch reformat of aai-schema-ingest
    to consistent code style.

    Change-Id: I9ad7aa66edcada25fbeba7658ff8f258dab9ca93
    Issue-ID: AAI-1523
    Signed-off-by: Keong Lim <keong.lim@huawei.com>
  - AAI-1523 Batch reformat aai-utils

    Use maven plugins from AAI-2198 to do batch reformat of aai-utils
    to consistent code style.

    Change-Id: Ia67b73b69427799bfb3198f1cded820840e9ee6d
    Issue-ID: AAI-1523
    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 8618247..bf628be 160000 (submodule)
--- a/docs/submodules/aai/aai-common.git
+++ b/docs/submodules/aai/aai-common.git
@@ -1 +1 @@
-Subproject commit 86182472f813568d0eaeb6367f53bedc0120f7ee
+Subproject commit bf628be4bffca6195dde1926e90211e3c5dc54b6