update doc for azure plugin

Change-Id: I29ea8f4751f1c4334d953b6fb49364098a8295f3
Issue-ID: DOC-324
Signed-off-by: Sudhakar Reddy <sudhakar.reddy@amdocs.com>
diff --git a/.gitmodules b/.gitmodules
index 9358b36..b15cbdc 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -338,3 +338,6 @@
 	url = ../policy/apex-pdp
 	branch = .
 	ignore = dirty
+[submodule "docs/submodules/multicloud/azure.git"]
+	path = docs/submodules/multicloud/azure.git
+	url = ../multicloud/azure