Fix PNOR URL path forwarding slash '/' and method Delete

Change-Id: I0ab66ff42e5fdd2081002bf071942c747d3e3a75
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/code_update_utils.py b/lib/code_update_utils.py
index 16487db..3110ddb 100644
--- a/lib/code_update_utils.py
+++ b/lib/code_update_utils.py
@@ -79,10 +79,10 @@
     for image_name in images:
         BuiltIn().log_to_console(image_name)
         # Delete twice, in case the image is in the /tmp/images directory
-        keyword.run_key("Call Method  " + image_name
-                        + "  delete  data={\"data\":[]}")
-        keyword.run_key("Call Method  " + image_name
-                        + "  delete  data={\"data\":[]}")
+        keyword.run_key("Call Method  " + image_name + '/'
+                        + "  Delete  data={\"data\":[]}")
+        keyword.run_key("Call Method  " + image_name + '/'
+                        + "  Delete  data={\"data\":[]}")
 
 
 def wait_for_activation_state_change(version_id, initial_state):