[3.13] gh-140938: Raise ValueError for infinite inputs to stdev/pstdev (GH-141531) (#141584)

gh-140938: Raise ValueError for infinite inputs to stdev/pstdev (GH-141531)

Raise ValueError for infinite inputs to stdev/pstdev

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(cherry picked from commit f0a8bc737ab2f04d4196eee154cb1e17e26ad585)

Co-authored-by: Raymond Hettinger <rhettinger@users.noreply.github.com>
Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>