BUG: Fix infer_dtype result for float with embedded pd.NA #24010

Job	Run time
Linux-32-bit	18m 40s
Linux-Musl	15m 18s
macos-13 actions-313.yaml	32m 19s
windows-latest actions-313.yaml	43m 5s
Pyodide build	24m 8s
macos-14 actions-311.yaml	25m 25s
macos-13 actions-310.yaml	26m 0s
windows-latest actions-311.yaml	37m 14s
macos-13 actions-311.yaml	25m 32s
macos-14 actions-312.yaml	22m 32s
windows-latest actions-312.yaml	37m 17s
macos-14 actions-310.yaml	23m 1s
windows-latest actions-310.yaml	34m 56s
macos-14 actions-313.yaml	25m 1s
macos-13 actions-312.yaml	32m 23s
Locale: zh_CN	24m 22s
Downstream Compat	5m 16s
Future infer strings (without pyarrow)	38m 17s
ubuntu-24.04 actions-310.yaml	46m 19s
Pypy	1m 16s
ubuntu-24.04 actions-313.yaml	47m 28s
Pyarrow Nightly	20m 37s
Freethreading	21m 16s
ubuntu-24.04 actions-311.yaml	42m 16s
ubuntu-24.04-arm actions-313.yaml	33m 23s
Future infer strings	43m 42s
Numpy Dev	16m 57s
Locale: it_IT	24m 16s
Minimum Versions	23m 31s
ubuntu-24.04-arm actions-310.yaml	34m 42s
ubuntu-24.04-arm actions-311.yaml	34m 38s
ubuntu-24.04 actions-312.yaml	44m 22s
ubuntu-24.04-arm actions-312.yaml	33m 51s
python-dev	-7s
	15h 59m 13s

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