Add CSIT Tests for Update Operation on Passthrough-running 2/3

Add robot integration test for update scenario in Passthrough-running
Modify existing write data test json body to include better examples

Issue-ID: CPS-768
Change-Id: Ie769a33a86ec1a8384585484c54598189fdd5124
Signed-off-by: DylanB95EST <dylan.byrne@est.tech>
diff --git a/csit/data/bookstoreCreateExample.json b/csit/data/bookstoreCreateExample.json
new file mode 100644
index 0000000..ff8e202
--- /dev/null
+++ b/csit/data/bookstoreCreateExample.json
@@ -0,0 +1,34 @@
+{
+  "categories": [
+    {
+      "code": "01",
+      "name": "Sci-Fi",
+      "books": [
+        {
+          "title": "A Sci-Fi book",
+          "lang": "English",
+          "authors": [
+            "Joe & Rahul"
+          ],
+          "pub_year": "2001",
+          "price": "1000"
+        }
+      ]
+    },
+    {
+      "code": "02",
+      "name": "Horror",
+      "books": [
+        {
+          "title": "A Horror book",
+          "lang": "English",
+          "authors": [
+            "Joe & Rahul"
+          ],
+          "pub_year": "2003",
+          "price": "2000"
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file