Update git submodules

* Update docs/submodules/fds from branch 'stable/danube'
  - Check for a flavor with hugepages

    Flavor is not checked by name but by huge_pages extra option.
    It is created when no flavor has huge_pages setting.

    Change-Id: I1266a6e58047c24456b12f16fc3061082916558c
    Signed-off-by: Tomas Cechvala <tcechval@cisco.com>
    Signed-off-by: juraj.linkes <jlinkes@cisco.com>
    (cherry picked from commit a717a49967f77ede476da582b6d3bb2c6359da1b)

diff --git a/docs/submodules/fds b/docs/submodules/fds
index c11c066..069e5ac 160000 (submodule)
--- a/docs/submodules/fds
+++ b/docs/submodules/fds
@@ -1 +1 @@
-Subproject commit c11c0660c51dab7450a776cbb63381ad74cfacad
+Subproject commit 069e5ac29e445ca4141033009bd870a74860472a