Resolve "Test for kyverno has an error causing it to skip the last step"

General MR

Summary

Fixed secrets.sh and clusterpolicy.sh so that Step 3 of the test and cleanup blocks are executed.

Relevant logs/screenshots

Link to test against BB: big-bang/bigbang!5119 (closed)

Before:

After:

Linked Issue

issue

Upgrade Notices

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Closes #124 (closed)