DOCS: Update pyarrow version requirement in "What's new in 1.4.0" (#44202)
DOCS: Update pyarrow version requirement in "What's new in 1.4.0" (#44202)


pandas-dev/pandas,datapythonista/pandas,datapythonista/pandas,datapythonista/pandas,pandas-dev/pandas,jorisvandenbossche/pandas,datapythonista/pandas,jorisvandenbossche/pandas,jorisvandenbossche/pandas,pandas-dev/pandas,jorisvandenbossche/pandas,pandas-dev/pandas