Bump ahash from 0.8.3 to 0.8.4 #3901

Job	Run time
Build, rustfmt, and python lint	2m 22s
python3.8-x64 macOS-latest	6m 51s
python3.8-x64 ubuntu-latest	3m 19s
python3.8-x64 windows-latest	7m 5s
python3.9-x64 macOS-latest	7m 5s
python3.9-x64 ubuntu-latest	3m 23s
python3.9-x64 windows-latest	6m 43s
python3.10-x64 macOS-latest	6m 55s
python3.10-x64 ubuntu-latest	4m 28s
python3.10-x64 windows-latest	7m 10s
python3.11-x64 macOS-latest	3m 50s
python3.11-x64 ubuntu-latest	4m 12s
python3.11-x64 windows-latest	6m 56s
python3.12-x64 macOS-latest	7m 7s
python3.12-x64 ubuntu-latest	5m 47s
python3.12-x64 windows-latest	7m 16s
python3.8-x64 ubuntu-latest MSRV	11m 0s
Coverage	5m 13s
python-stubs-3.8	2m 45s
Build Docs	6m 31s
python-stubs-3.9	2m 48s
python-stubs-3.10	3m 6s
python-stubs-3.11	2m 57s
	2h 4m 49s

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