Update git submodules

Update git submodules

* Update docs/submodules/auto from branch 'stable/fraser'
  - Merge "Release Notes April 12th update, for Fraser MS9" into stable/fraser
  - Release Notes April 12th update, for Fraser MS9

    JIRA: AUTO-26

    added references to newly closed JIRA tickets, with clarified text
    added figure with Auto project activities
    added references
    other minor updates

    Change-Id: Ibf794a2fe7272a44a139a6192fa6c77bd95d3d1f
    Signed-off-by: Gerard Damm <gerard.damm@wipro.com>
    (cherry picked from commit 04e02a25d3b4398401d948bacadf9bafcba760f9)