Update git submodules

* Update docs/submodules/portal.git from branch 'master'
  to 93dddb6732af3af4d90d27fb6872700a660e60d5
  - Merge "Sonar issue-fix -- (ExternalAppConfig.java)"
  - Sonar issue-fix -- (ExternalAppConfig.java)

    Fixed sonar issue - Remove this method to simply inherit it. (ExternalAppConfig.java)

    Issue-ID: PORTAL-483
    Change-Id: Id624b5a9b2bb70f1ab08dbbe0b5669fa63aed1ec
    Signed-off-by: Driptaroop Das <driptaroop.das@in.ibm.com>

diff --git a/docs/submodules/portal.git b/docs/submodules/portal.git
index 3d5f287..93dddb6 160000 (submodule)
--- a/docs/submodules/portal.git
+++ b/docs/submodules/portal.git
@@ -1 +1 @@
-Subproject commit 3d5f287e6f386eb9216556d29fe957825eb7c4cb
+Subproject commit 93dddb6732af3af4d90d27fb6872700a660e60d5