Consolidated code update Python code and placed in lib

Resolves openbmc/openbmc-test-automation#834

Change-Id: I571bab9d63abab4386accec025d1402e739a6a56
Signed-off-by: Charles Paul Hofer <Charles.Hofer@ibm.com>
diff --git a/extended/test_uploadimage.robot b/extended/test_uploadimage.robot
index 8aea9d6..8aa0595 100644
--- a/extended/test_uploadimage.robot
+++ b/extended/test_uploadimage.robot
@@ -19,7 +19,7 @@
 Library               Collections
 Library               String
 Library               OperatingSystem
-Library               test_uploadimage.py
+Library               ../lib/code_update_utils.py
 
 Test Teardown  Upload Image Teardown