[Enabler][test_zos_blockinfile_func] Update test suites on functional/module-utils/test_zos_blockinfile_func.py to be pylint correct (#1449)

* Update test suites on functional/module-utils/test_zos_backup restore.py to be pylint correct

* Revert a mistake commit

* Update test suites on functional/moduls/test_zos_blockinfile_func.py to be pylint correct

* Update test suites on functional/module-utils/test_zos_blockinfile_func.py to be pylint correct

* Reverse changes

* Fix typos

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Co-authored-by: André Marcel Gutiérrez Benítez <[email protected]>
Co-authored-by: André Marcel Gutiérrez Benítez <[email protected]>

Author: IsaacVRey