Update git submodules

* Update docs/submodules/portal.git from branch 'master'
  to 281b91cbaa5e3459b10d563ef29af27d326f140d
  - Merge "PORTAL-495 - EPFusionBaseController.java"
  - PORTAL-495 - EPFusionBaseController.java

    Replace the type specification in this constructor call with the diamond operator ("<>") - EPFusionBaseController.java

    Issue-ID: PORTAL-495
    Change-Id: Ib6fd08376f7e7afb26fa8d945f6829a8a308342a
    Signed-off-by: Driptaroop Das <driptaroop.das@in.ibm.com>

diff --git a/docs/submodules/portal.git b/docs/submodules/portal.git
index 2105e91..281b91c 160000 (submodule)
--- a/docs/submodules/portal.git
+++ b/docs/submodules/portal.git
@@ -1 +1 @@
-Subproject commit 2105e910deda3fe4ca582786d8789f74c88340dd
+Subproject commit 281b91cbaa5e3459b10d563ef29af27d326f140d