DOC: Updated `groupby.expanding` arguments #23070

Job	Run time
Pyodide build	24m 37s
Linux-32-bit	18m 27s
Linux-Musl	16m 36s
python-freethreading	21m 40s
python-dev (macOS-13)	20m 9s
python-dev (macOS-14)	9m 58s
python-dev (ubuntu-22.04)	20m 9s
python-dev (windows-latest)	23m 59s
macos-13 actions-311.yaml	26m 22s
macos-14 actions-310.yaml	20m 57s
macos-14 actions-311.yaml	16m 23s
macos-13 actions-310.yaml	27m 5s
macos-14 actions-312.yaml	14m 46s
macos-13 actions-312.yaml	44m 35s
windows-latest actions-311.yaml	1h 2m 36s
windows-latest actions-312.yaml	1h 10m 41s
windows-latest actions-310.yaml	1h 1m 30s
Minimum Versions	22m 59s
Future infer strings (without pyarrow)	1h 7m 42s
Locale: zh_CN	1h 11m 42s
Locale: it_IT	54m 36s
Downstream Compat	5m 48s
Numpy Dev	16m 54s
Pyarrow Nightly	20m 30s
Pypy	1m 29s
Future infer strings	1h 14m 27s
ubuntu-22.04 actions-310.yaml	1h 16m 35s
ubuntu-22.04 actions-311.yaml	1h 13m 16s
ubuntu-24.04-arm actions-311.yaml	33m 28s
ubuntu-22.04 actions-312.yaml	1h 13m 0s
ubuntu-24.04-arm actions-312.yaml	35m 38s
ubuntu-24.04-arm actions-310.yaml	36m 10s
	19h 24m 44s

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