Create SECURITY.md #243

Job	Run time
check	15s
examples (pypy-3.9, src-layout)	1m 5s
docs	2m 26s
examples (pypy-3.9, adhoc-layout)	59s
py38-pytest81-xdist350-coverage74 (ubuntu)	2m 8s
examples (3.11, src-layout)	18s
py38-pytest81-xdist350-coverage74 (windows)	3m 13s
examples (3.11, adhoc-layout)	25s
py38-pytest81-xdist350-coverage74 (macos)	11s
py39-pytest81-xdist350-coverage74 (ubuntu)	2m 4s
py39-pytest81-xdist350-coverage74 (windows)	3m 37s
py39-pytest81-xdist350-coverage74 (macos)	13s
py310-pytest81-xdist350-coverage74 (ubuntu)	1m 41s
py310-pytest81-xdist350-coverage74 (windows)	3m 11s
py310-pytest81-xdist350-coverage74 (macos)	13s
py311-pytest81-xdist350-coverage74 (ubuntu)	1m 39s
py311-pytest81-xdist350-coverage74 (windows)	3m 9s
py311-pytest81-xdist350-coverage74 (macos)	1m 27s
py312-pytest81-xdist350-coverage74 (ubuntu)	2m 9s
py312-pytest81-xdist350-coverage74 (windows)	3m 13s
py312-pytest81-xdist350-coverage74 (macos)	1m 37s
pypy38-pytest81-xdist350-coverage74 (ubuntu)	6m 14s
pypy38-pytest81-xdist350-coverage74 (windows)	6m 16s
pypy38-pytest81-xdist350-coverage74 (macos)	1m 20s
pypy39-pytest81-xdist350-coverage74 (ubuntu)	5m 11s
pypy39-pytest81-xdist350-coverage74 (windows)	6m 32s
pypy39-pytest81-xdist350-coverage74 (macos)	1m 50s
pypy310-pytest81-xdist350-coverage74 (ubuntu)	4m 45s
pypy310-pytest81-xdist350-coverage74 (windows)	6m 15s
pypy310-pytest81-xdist350-coverage74 (macos)	1m 42s
successful	1s
	1h 15m 19s

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