CI: Remove PyPy references in CI testing #24370

Job	Run time
python-dev	0s
Linux-32-bit	18m 55s
Linux-Musl	15m 41s
macos-14 actions-313.yaml	24m 7s
windows-latest actions-310.yaml	34m 31s
windows-latest actions-313.yaml	42m 12s
macos-13 actions-311.yaml	35m 0s
macos-13 actions-310.yaml	25m 49s
macos-13 actions-312.yaml	31m 42s
macos-13 actions-313.yaml	31m 3s
macos-14 actions-312.yaml	24m 58s
windows-latest actions-312.yaml	36m 58s
windows-latest actions-311.yaml	35m 38s
macos-14 actions-311.yaml	29m 0s
macos-14 actions-310.yaml	24m 14s
Pyodide build	23m 24s
ubuntu-24.04 actions-312.yaml	42m 17s
ubuntu-24.04-arm actions-310.yaml	35m 57s
Freethreading	21m 29s
Locale: zh_CN	23m 13s
ubuntu-24.04 actions-311.yaml	42m 37s
ubuntu-24.04-arm actions-311.yaml	36m 6s
Locale: it_IT	24m 43s
ubuntu-24.04 actions-310.yaml	46m 51s
Future infer strings (without pyarrow)	44m 21s
Pyarrow Nightly	20m 13s
ubuntu-24.04-arm actions-312.yaml	33m 57s
ubuntu-24.04-arm actions-313.yaml	35m 13s
ubuntu-24.04 actions-313.yaml	48m 44s
Numpy Dev	16m 28s
Minimum Versions	22m 17s
Future infer strings	44m 6s
Downstream Compat	5m 24s
	16h 17m 8s

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