Update git submodules

* Update docs/submodules/portal.git from branch 'master'
  to 7d9545688ca7fb73dc668320cdcbab8584b31e15
  - Merge "RoleApp class DB constraints"
  - RoleApp class DB constraints

    Java Bean Validation SR 380 annotations added to classes
    Lombod added to widget-ms
    Plains getter/setter converted to lombok annotation

    Issue-ID: PORTAL-629
    Change-Id: I31639672510994412149ed8be92cb8e1b022f646
    Signed-off-by: Dominik Mizyn <d.mizyn@samsung.com>

diff --git a/docs/submodules/portal.git b/docs/submodules/portal.git
index e3f250e..7d95456 160000 (submodule)
--- a/docs/submodules/portal.git
+++ b/docs/submodules/portal.git
@@ -1 +1 @@
-Subproject commit e3f250e95491450a1c1040f8fc55c376aca8c072
+Subproject commit 7d9545688ca7fb73dc668320cdcbab8584b31e15