Update git submodules

* Update docs/submodules/ccsdk/cds.git from branch 'master'
  to 874cc281b4bade5c8df04b2325473136882d2471
  - Change relative paths in Python Executor test
    Add "babel/compat-data" package to Designer Client devDependencies
    Remove package-lock.json from .gitignore

    Issue-ID: CCSDK-2192
    Signed-off-by: Michal Jagiello <michal.jagiello@t-mobile.pl>
    Change-Id: I2676412dc4994fa5314cd411ce64d19df2790e5a

diff --git a/docs/submodules/ccsdk/cds.git b/docs/submodules/ccsdk/cds.git
index 73746b9..874cc28 160000 (submodule)
--- a/docs/submodules/ccsdk/cds.git
+++ b/docs/submodules/ccsdk/cds.git
@@ -1 +1 @@
-Subproject commit 73746b94d51a7e2b13f2f9a840c0f836b45e3101
+Subproject commit 874cc281b4bade5c8df04b2325473136882d2471