ci: fix msrv job #36

Job	Run time
fmt	18s
clippy	20s
coverage	4m 6s
python3.9-arm64 macos-latest	9s
python3.9-x64 ubuntu-latest	15s
python3.9-x64 windows-latest	30s
python3.9-x86 windows-latest	14s
python3.10-arm64 macos-latest	16s
python3.10-x64 ubuntu-latest	14s
python3.10-x64 windows-latest	40s
python3.10-x86 windows-latest	35s
python3.11-arm64 macos-latest	17s
python3.11-x64 ubuntu-latest	12s
python3.11-x64 windows-latest	24s
python3.11-x86 windows-latest	45s
python3.12-arm64 macos-latest	19s
python3.12-x64 ubuntu-latest	15s
python3.12-x64 windows-latest	33s
python3.12-x86 windows-latest	38s
python3.13-arm64 macos-latest	15s
python3.13-x64 ubuntu-latest	20s
python3.13-x64 windows-latest	1m 23s
python3.13-x86 windows-latest	1m 19s
pythonpypy-3.9-arm64 macos-latest	25s
pythonpypy-3.9-x64 ubuntu-latest	14s
pythonpypy-3.9-x64 windows-latest	20s
python3.10-x64 ubuntu-latest MSRV	13s
python3.12-x64 ubuntu-latest nightly	12s
	15m 41s

Provide feedback