Update test template data to match JSON description response

New:
path or object not found"

old:
path or object not found: /i/dont/exist"

Change-Id: Ieee02a720526e97472b081b2d1f0a1bb59cc4991
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/tests/test_rest_interfaces.robot b/tests/test_rest_interfaces.robot
index e58ea7e..fb7cfff 100644
--- a/tests/test_rest_interfaces.robot
+++ b/tests/test_rest_interfaces.robot
@@ -298,7 +298,7 @@
 
     # URL Path                  Expect Data
     /xyz/openbmc_project/       /xyz/openbmc_project/logging
-    /i/dont/exist/              path or object not found: /i/dont/exist
+    /i/dont/exist/              path or object not found
 
 
 Put Response Codes