ci: fix msrv job #39

Job	Run time
fmt	27s
clippy	22s
coverage	4m 6s
python3.9-arm64 macos-latest	3m 4s
python3.9-x64 ubuntu-latest	2m 59s
python3.9-x64 windows-latest	5m 14s
python3.9-x86 windows-latest	5m 11s
python3.10-arm64 macos-latest	3m 14s
python3.10-x64 ubuntu-latest	3m 4s
python3.10-x64 windows-latest	4m 25s
python3.10-x86 windows-latest	4m 28s
python3.11-arm64 macos-latest	3m 13s
python3.11-x64 ubuntu-latest	3m 7s
python3.11-x64 windows-latest	4m 21s
python3.11-x86 windows-latest	4m 43s
python3.12-arm64 macos-latest	3m 3s
python3.12-x64 ubuntu-latest	3m 6s
python3.12-x64 windows-latest	5m 9s
python3.12-x86 windows-latest	4m 25s
python3.13-arm64 macos-latest	3m 15s
python3.13-x64 ubuntu-latest	3m 14s
python3.13-x64 windows-latest	4m 32s
python3.13-x86 windows-latest	5m 20s
pythonpypy-3.9-arm64 macos-latest	58s
pythonpypy-3.9-x64 ubuntu-latest	24s
pythonpypy-3.9-x64 windows-latest	1m 30s
python3.13-x64 ubuntu-latest MSRV	19s
python3.12-x64 ubuntu-latest nightly	2m 52s
	1h 30m 5s

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