Fix construction of DataFrames from dict when columns are provided #13766
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Description
If a columns argument is provided to the dataframe constructor, this should be used to select columns from the provided data dictionary. The previous logic did do this correctly, but didn't preserve the appropriate order of the resulting columns (which should come out in the order that the column selection is in).
columns=
argument toDataFrame
does not correctly select data when data contains labels #13738Checklist