Update git submodules

* Update docs/submodules/ccsdk/cds.git from branch 'elalto'
  to 87b00f3a63482fe21ab468541d6f89b8348422a0
  - cmd-exec 0-return is success; env.prep.fix.

    Issue-ID: CCSDK-1855

    This is cherry-pick of https://gerrit.onap.org/r/c/ccsdk/cds/+/98609
    rev2. pasted wrong file, modified back...
    rev3. added catch-all.
    Change-Id: I30eccc3b18b428970bfa873b9f0ce359a1f5e97d
    Signed-off-by: Oleg Mitsura <oleg.mitsura@amdocs.com>

diff --git a/docs/submodules/ccsdk/cds.git b/docs/submodules/ccsdk/cds.git
index 7d6baeb..87b00f3 160000 (submodule)
--- a/docs/submodules/ccsdk/cds.git
+++ b/docs/submodules/ccsdk/cds.git
@@ -1 +1 @@
-Subproject commit 7d6baeb4b4a0f49ef05ef2744cd96130afbd9f83
+Subproject commit 87b00f3a63482fe21ab468541d6f89b8348422a0