Update git submodules

* Update docs/submodules/aaf/authz.git from branch 'master'
  to 988fd491d52a9074fe75ebe86e024c6889a46cc3
  - Merge "major-Extract the assignment out of this expression"
  - major-Extract the assignment out of this expression

    Extract the assignment out of this expression

    Issue-ID: AAF-876
    Change-Id: I112c451303b11b2c0afd13b23b4c2530abf0a7d1
    Signed-off-by: Thugutla sailakshmi <tsaila10@in.ibm.com>

diff --git a/docs/submodules/aaf/authz.git b/docs/submodules/aaf/authz.git
index 2eccd7c..988fd49 160000 (submodule)
--- a/docs/submodules/aaf/authz.git
+++ b/docs/submodules/aaf/authz.git
@@ -1 +1 @@
-Subproject commit 2eccd7c892fd7166d70c84a710e8e6b58138893c
+Subproject commit 988fd491d52a9074fe75ebe86e024c6889a46cc3