BUG: Fix infer_dtype result for float with embedded pd.NA #23790

Job	Run time
Linux-32-bit	18m 43s
python-dev	-1s
Pyodide build	25m 16s
Linux-Musl	15m 19s
macos-13 actions-310.yaml	31m 43s
macos-13 actions-313.yaml	32m 0s
macos-13 actions-312.yaml	32m 5s
macos-14 actions-311.yaml	32m 7s
macos-13 actions-311.yaml	31m 35s
macos-14 actions-313.yaml	25m 45s
windows-latest actions-310.yaml	31m 24s
macos-14 actions-310.yaml	32m 30s
windows-latest actions-313.yaml	31m 24s
windows-latest actions-311.yaml	31m 25s
macos-14 actions-312.yaml	31m 55s
windows-latest actions-312.yaml	31m 24s
ubuntu-24.04-arm actions-310.yaml	31m 29s
ubuntu-24.04 actions-311.yaml	31m 28s
ubuntu-24.04-arm actions-312.yaml	31m 46s
Minimum Versions	31m 28s
ubuntu-24.04 actions-310.yaml	31m 28s
Downstream Compat	6m 12s
ubuntu-24.04 actions-313.yaml	31m 30s
ubuntu-24.04-arm actions-313.yaml	31m 29s
ubuntu-24.04 actions-312.yaml	31m 28s
Locale: zh_CN	31m 29s
Pyarrow Nightly	21m 38s
Pypy	2m 12s
Locale: it_IT	31m 28s
ubuntu-24.04-arm actions-311.yaml	36m 23s
Freethreading	21m 45s
Future infer strings	31m 29s
Numpy Dev	17m 0s
Future infer strings (without pyarrow)	31m 29s
	15h 17m 45s

Provide feedback