Error log delete use cases
Error log delete use cases

Added the following:
   1. Create a test error log and delete it
   2. Create multiple test error logs and delete them
   3. Create two test error logs and delete one
   4. Added Keyword "Delete Error Logs And Verify"

Resolves openbmc/openbmc-test-automation#562

Change-Id: Ic4645be5be61ab98e353180c6d21438a17372b35
Signed-off-by: Sweta Potthuri <2dadfb5b6d383cf4af087a4abfaa582bcc4a300f@in.ibm.com>

openbmc/openbmc-test-automation,openbmc/openbmc-test-automation