test

Bump mypy from 1.20.2 to 2.1.0 (#476) #2611

Job	Run time
ubuntu-latest - 3.15-dev	9m 37s
ubuntu-latest - pypy-3.11	15m 4s
ubuntu-latest - 3.14	8m 8s
ubuntu-24.04-arm - 3.13	7m 35s
ubuntu-24.04-arm - 3.11	8m 5s
ubuntu-latest - 3.12	8m 57s
ubuntu-latest - 3.11	8m 52s
ubuntu-latest - 3.13	8m 24s
ubuntu-24.04-arm - 3.14 free-threading	8m 21s
ubuntu-latest - 3.15-dev free-threading	11m 3s
ubuntu-latest - 3.14 free-threading	8m 52s
ubuntu-24.04-arm - 3.14	8m 13s
ubuntu-24.04-arm - 3.12	8m 15s
ubuntu-latest - 3.10	7m 10s
ubuntu-24.04-arm - 3.10	6m 55s
macos-latest - 3.14	8m 53s
windows-latest - 3.14	13m 54s
	2h 36m 18s

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