Update git submodules

* Update docs/submodules/sdc.git from branch 'master'
  to 900985e8da436bccffe9ee1e538484ed17996400
  - Remove DCAE references from core SDC

     Remove DCAE-related versions and docker_run.sh functionality
     (these should be handled in dt-be-main)

     Note that this change cancels https://gerrit.onap.org/r/#/c/sdc/+/88549/

    Change-Id: I9c04331af6f05443ae4c7378b7072edd110fdc6d
    Issue-ID: SDC-2357
    Signed-off-by: kaihlavi <l.kaihlavirt@partner.samsung.com>

diff --git a/docs/submodules/sdc.git b/docs/submodules/sdc.git
index 077817e..900985e 160000 (submodule)
--- a/docs/submodules/sdc.git
+++ b/docs/submodules/sdc.git
@@ -1 +1 @@
-Subproject commit 077817e57734758eeec1bde9a882aee90bb52dd9
+Subproject commit 900985e8da436bccffe9ee1e538484ed17996400