Update git submodules

Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 7faa8287dcff4f51c4ac127e25342a366c8b525f
  - Merge "Revert Tenant Isolation /modelDistributions API"
  - Revert Tenant Isolation /modelDistributions API

    Tenant Isolation support PATCH again per AID.
    Added ModelDistributionRequest class to Jersey Configuration.
    PATCH JUnit generating 404 - Resource Not Present.
    Revert Tenant Isolation /modelDistributions API to support PATCH again
    per AID.

    Change-Id: I08b4c2b0e080bb4615ebae435ecf18e5c438035d
    Issue-ID: SO-1603
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>