Update git submodules

Update git submodules

* Update docs/submodules/portal.git from branch 'master'
  to 71525f539001ffab18215acbbbb92fef1d863860
  - Revert "Fix sql injection vulnerability"

    This reverts commit 941133a42bad6a1d73c63913a950d1e4bc814fde.
    This is required because this commit breaks the portal unit test due
    to some other changes that happen between verify job and merge of that commit.

    Issue-ID: OJSI-174
    Change-Id: Ieb53f8ba23e2b1b05c67ec4d7d51c6d5107cfb87
    Signed-off-by: Krzysztof Opasiak <k.opasiak@samsung.com>