Update git submodules

* Update docs/submodules/sdc.git from branch 'master'
  to a4c1c763eeb890ff8187eb28ab2bc00f2901f7ee
  - Fix static list value issue
    
    Change-Id: I976404e172aae756248cb4e3fe367e1c00c72168
    Issue-ID: SDC-2355
    Signed-off-by: talio <tali.orenbach@amdocs.com>
    
diff --git a/docs/submodules/sdc.git b/docs/submodules/sdc.git
index 70cd3ef..a4c1c76 160000
--- a/docs/submodules/sdc.git
+++ b/docs/submodules/sdc.git
@@ -1 +1 @@
-Subproject commit 70cd3ef0d7d6b88a5de45ef0cf252d06e9e7b5c2
+Subproject commit a4c1c763eeb890ff8187eb28ab2bc00f2901f7ee