ci: fix msrv job #41

Job	Run time
fmt	25s
clippy	21s
coverage	4m 9s
python3.9-arm64 macos-latest	3m 7s
python3.9-x64 ubuntu-latest	3m 8s
python3.9-x64 windows-latest	5m 12s
python3.9-x86 windows-latest	3m 48s
python3.10-arm64 macos-latest	3m 1s
python3.10-x64 ubuntu-latest	3m 4s
python3.10-x64 windows-latest	4m 25s
python3.10-x86 windows-latest	4m 43s
python3.11-arm64 macos-latest	2m 58s
python3.11-x64 ubuntu-latest	3m 7s
python3.11-x64 windows-latest	4m 54s
python3.11-x86 windows-latest	5m 3s
python3.12-arm64 macos-latest	3m 2s
python3.12-x64 ubuntu-latest	3m 21s
python3.12-x64 windows-latest	3m 53s
python3.12-x86 windows-latest	4m 4s
python3.13-arm64 macos-latest	3m 9s
python3.13-x64 ubuntu-latest	3m 13s
python3.13-x64 windows-latest	4m 35s
python3.13-x86 windows-latest	6m 0s
pythonpypy-3.9-arm64 macos-latest	50s
pythonpypy-3.9-x64 ubuntu-latest	23s
pythonpypy-3.9-x64 windows-latest	1m 50s
python3.13-x64 ubuntu-latest MSRV	2m 25s
python3.12-x64 ubuntu-latest nightly	2m 52s
	1h 31m 2s

Provide feedback