Update git submodules

* Update docs/submodules/aaf/authz.git from branch 'master'
  to 6fc70e6a48856c7e39cce8b70d11b5ea08e2c613
  - Merge "Remove the declaration of thrown exception 'java.lang.Exception', as it cannot be thrown from method's body"
  - Remove the declaration of thrown exception 'java.lang.Exception', as it cannot be thrown from method's body

    Issue-ID: AAF-1031
    Change-Id: If31ebcba3a47034a8dd199e48f0bd9d82a673721
    Signed-off-by: manisha07 <cmanis10@in.ibm.com>

diff --git a/docs/submodules/aaf/authz.git b/docs/submodules/aaf/authz.git
index a8d9738..6fc70e6 160000 (submodule)
--- a/docs/submodules/aaf/authz.git
+++ b/docs/submodules/aaf/authz.git
@@ -1 +1 @@
-Subproject commit a8d97381d7762c5e5e99f72468cd39596fcca8bc
+Subproject commit 6fc70e6a48856c7e39cce8b70d11b5ea08e2c613