[fix](Nereids) prune not required window expressions on window operator #35593
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pick from master apache#35504 if window expression is not required by its parent, we should prune this column. If all window expressions of window operator are pruned, we remove this window operator directly.
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pick from master #35504
if window expression is not required by its parent, we should prune this column. If all window expressions of window operator are pruned, we remove this window operator directly.