Update git submodules

* Update docs/submodules/dmaap/datarouter.git from branch 'elalto'
  to 6c364bc626f9bd5eb6d5dedd84bd823c3c26f91d
  - Supress toctree directive

    toctree dircetive not useful for this page
    toctree directive generates bad title for the global release note table

    Issue-ID: DOC-567

    Signed-off-by: Eric Debeau <eric.debeau@orange.com>
    Change-Id: Ief2c8bfa01f178f6d30bc25cc1030a0d1332d589
    (cherry picked from commit b9110d4a3c2fe2652dd2d1ef24e3d09bcaffea56)

diff --git a/docs/submodules/dmaap/datarouter.git b/docs/submodules/dmaap/datarouter.git
index 6fdf968..6c364bc 160000 (submodule)
--- a/docs/submodules/dmaap/datarouter.git
+++ b/docs/submodules/dmaap/datarouter.git
@@ -1 +1 @@
-Subproject commit 6fdf968c47a734b5f75a766d09581e592f90d3fa
+Subproject commit 6c364bc626f9bd5eb6d5dedd84bd823c3c26f91d