fix(pf5): Rename variables to PF v5 ones #75

Job	Run time
call-build-lint-test-workflow / build	19s
call-build-lint-test-workflow / lint	32s
call-build-lint-test-workflow / test_jest	1m 40s
call-build-lint-test-workflow / test_a11y	3m 4s
	5m 35s

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