Update git submodules

Update git submodules

* Update docs/submodules/portal.git from branch 'master'
  to ba2d7bcaf4ce42fd0c8742dc462ef0160bdfd8f7
  - Merge "Deprecated class and annotation change"
  - Deprecated class and annotation change

    javax.validation.constraints.Email,
    javax.validation.constraints.NotBlank

    in ProfileDetail.java class changed to

    import org.hibernate.validator.constraints.Email,
    import org.hibernate.validator.constraints.NotBlank

    Minor change:
    @RunWith(MockitoJUnitRunner.class) -> @RunWith(SpringRunner.class)

    Issue-ID: PORTAL-710
    Change-Id: I9e249ea293ec05b212d431e6fe877a98f3798ffc
    Signed-off-by: Dominik Mizyn <d.mizyn@samsung.com>