Update git submodules

Update git submodules

* Update docs/submodules/sdc.git from branch 'master'
  to e9e5777db6edcbf34d3315a034ca9be2262fd61d
  - Fully HTTPS support in the catalog-fe

    Fully HTTPS support:
    -Updated jvm configuration to support call to
    the SDC components using HTTPS.
    -Checkstyle in the recipes
    -Added buildRestClient method to create the CloseableHttpClient
    supporting the SSL connection
    -Sonar fixes in the PluginStatusBL class

    Issue-ID: SDC-2516
    Signed-off-by: Krystian Kedron <k.kedron@partner.samsung.com>
    Change-Id: I35b9e22026898d2cc67a4b2d86d9d508a33fcb59