TST: add test for reindexing rows with matching index uses shallow copy with CoW #53723
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jorisvandenbossche
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Testing
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phofl
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Jun 19, 2023
Daquisu
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Jul 8, 2023
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xref #49473
This was already working, but I think it was not yet explicitly tested (at least not in the specific
copy_viewtests). And this addresses a TODO note in #49473