Add caching to workflows #77

Job	Run time
mypy	18s
mypy	18s
reuse	6s
reuse	12s
pylint	21s
pylint	26s
formatting	20s
formatting	14s
test-os-python-matrix (3.10, ubuntu-22.04)	18s
test-os-python-matrix (3.10, ubuntu-22.04)	16s
test-os-python-matrix (3.11, ubuntu-22.04)	17s
test-os-python-matrix (3.11, ubuntu-22.04)	16s
test-build-install	18s
test-build-install	21s
test-os-python-matrix (3.12, ubuntu-22.04)	16s
test-os-python-matrix (3.12, ubuntu-22.04)	14s
test-os-python-matrix (3.10, macos-latest)	18s
test-os-python-matrix (3.10, macos-latest)	16s
test-os-python-matrix (3.10, windows-latest)	1m 7s
test-os-python-matrix (3.10, windows-latest)	59s
	7m 11s

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