DEPR: correct class of Warning for offsets deprecated frequency ('M' to 'ME')#55636

Merged

MarcoGorelli merged 1 commit intopandas-dev:mainfrom

natmokval:depr-change-userwarning-futurewarning-M-to-ME

Oct 23, 2023

Commits on Oct 22, 2023

for offsets deprecated frequency replaced UserWarning with FutureWarning
natmokval
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