Fix Powermax Integration test failures

[Sahiba-Gupta]

PR will solve Powermax integration tests failure.

GitHub Issue #
dell/csm#1519

Checklist:

• Have you run format,vet & lint checks against your submission?
• Have you made sure that the code compiles?
• Did you run the unit & integration tests successfully?
• Have you maintained at least 90% code coverage?
• Have you commented your code, particularly in hard-to-understand areas
• Have you done corresponding changes to the documentation
• Did you run tests in a real Kubernetes cluster?
• Backward compatibility is not broken

I have tested it locally .

<testsuites name="CSI Powermax Int Tests" tests="5" skipped="0" failures="0" errors="0" time="495.422206507"> <testsuite name="Powermax OS CSI interface" tests="5" skipped="0" failures="0" errors="0" time="495.417892601"> <testcase name="Idempotent create volumes, publish, node stage, node publish, node unpublish, node unstage, unpublish, delete volumes in parallel" status="passed" time="62.600329169"/> <testcase name="Deleting Target Volume then the Source Volume" status="passed" time="66.801822703"/> <testcase name="Expand Mount Volume" status="passed" time="92.735065794"/> <testcase name="Expand Mount Volume with Capacity Bytes not set" status="passed" time="179.030026853"/> <testcase name="Expand Raw Block Volume" status="passed" time="94.239172"/> </testsuite> </testsuites>
logs_defect3.txt