Update git submodules

* Update docs/submodules/multicloud/azure.git from branch 'master'
  to 7a3a6dd01cf1180bc33b8e6b1224d9cf595dbe57
  - Fix coverage exclude pattern issue
    
    Change-Id: Ibaa3a80ecbafb85ef09e183e2c900b072759e5e6
    Issue-ID: MULTICLOUD-963
    Signed-off-by: Bin Yang <bin.yang@windriver.com>
    
diff --git a/docs/submodules/multicloud/azure.git b/docs/submodules/multicloud/azure.git
index bbb318a..7a3a6dd 160000
--- a/docs/submodules/multicloud/azure.git
+++ b/docs/submodules/multicloud/azure.git
@@ -1 +1 @@
-Subproject commit bbb318a77629518ef2cc2e4b52cb089a92033323
+Subproject commit 7a3a6dd01cf1180bc33b8e6b1224d9cf595dbe57