perf: Move rolling_corr/cov to an actual implementation on Series #12328

Job	Run time
check-features	2m 49s
check-wasm	1m 38s
integration-test (ubuntu-latest)	1m 50s
test (ubuntu-latest)	3m 44s
integration-test (windows-latest)	5m 52s
test (windows-latest)	6m 18s
	22m 11s

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