Update git submodules

* Update docs/submodules/portal.git from branch 'master'
  to 56b756498672d81ea9fae07daad600af0e3d605f
  - Merge "Fix typo in addNewUser()"
  - Fix typo in addNewUser()
    
    Coverity-scan: CID-192094
    Issue-ID: PORTAL-684
    Signed-off-by: Artem Naluzhnyy <A.Naluzhnyy@samsung.com>
    Change-Id: If6dccd56be6c755771be7bf3724ee66ed10ac606
    
diff --git a/docs/submodules/portal.git b/docs/submodules/portal.git
index 29622a1..56b7564 160000
--- a/docs/submodules/portal.git
+++ b/docs/submodules/portal.git
@@ -1 +1 @@
-Subproject commit 29622a16f30337561e7ef90f141594e02724ae9e
+Subproject commit 56b756498672d81ea9fae07daad600af0e3d605f