Update git submodules

Update git submodules

* Update docs/submodules/modeling/modelspec.git from branch 'master'
  to a0335b463c3df8d9c13ff55991d8b3bd0861e3fd
  - Slight update to common

    Updated multiplicity on ParameterASpecValue properties (valueFrom,
    valueTo, and value) per discussion on the Service IM call.

    Issue-ID: MODELING-104

    Change-Id: I75afce88ae3557b16d38c09ddcd9bfdc3171a97a
    Signed-off-by: Kevin Scaggs <ks0567@att.com>
  - Updates to License

    Issue-ID: MODELING-104

    Some further updates to license.

    Change-Id: I1b7193f03616387a25dede3434bfdf23e89d87ae
    Signed-off-by: Kevin Scaggs <ks0567@att.com>