Update git submodules

* Update docs/submodules/portal.git from branch 'master'
  to c56b27404151b0d283cd16f7c5311ee4fb67936f
  - Merge "WidgetCatalog class DB constraints"
  - WidgetCatalog class DB constraints

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

    Issue-ID: PORTAL-630
    Change-Id: Id866ec4bc0dc428adfbb7cdc64fe15f7faf837f7
    Signed-off-by: Dominik Mizyn <d.mizyn@samsung.com>

diff --git a/docs/submodules/portal.git b/docs/submodules/portal.git
index 2aed32a..c56b274 160000 (submodule)
--- a/docs/submodules/portal.git
+++ b/docs/submodules/portal.git
@@ -1 +1 @@
-Subproject commit 2aed32aa93c86ae3685b3134f10d884d1a34582a
+Subproject commit c56b27404151b0d283cd16f7c5311ee4fb67936f