CPS-615 - CSIT for model sync & passthrough

This commit contains
-Registration and sync test cases
-Passthrough read and  write test case

Issue-ID: CPS-615
Change-Id: I1ad70dbc8c0af96bd5cf69476acdad42cf3c179d
Signed-off-by: JosephKeenan <joseph.keenan@est.tech>
diff --git a/csit/data/cmHandleRegistration.json b/csit/data/cmHandleRegistration.json
new file mode 100644
index 0000000..0133148
--- /dev/null
+++ b/csit/data/cmHandleRegistration.json
@@ -0,0 +1,5 @@
+{
+    "cmHandles": [
+        "PNFDemo"
+    ]
+}
\ No newline at end of file