Update SECURITY.md to use GitHub Security Advisories (#2092) #809

Job	Run time
checks / readme-snippets	11s
checks / pre-commit	35s
checks / test (3.11, locked, ubuntu-latest)	49s
checks / test (3.10, locked, windows-latest)	2m 9s
checks / test (3.11, lowest-direct, windows-latest)	2m 39s
checks / test (3.10, lowest-direct, windows-latest)	2m 35s
checks / test (3.10, locked, ubuntu-latest)	50s
checks / test (3.10, lowest-direct, ubuntu-latest)	56s
checks / test (3.11, lowest-direct, ubuntu-latest)	53s
checks / test (3.14, locked, windows-latest)	3m 27s
checks / test (3.12, lowest-direct, ubuntu-latest)	56s
checks / test (3.14, locked, ubuntu-latest)	2m 16s
checks / test (3.11, locked, windows-latest)	2m 43s
checks / test (3.13, lowest-direct, ubuntu-latest)	52s
checks / test (3.12, locked, ubuntu-latest)	57s
checks / test (3.13, lowest-direct, windows-latest)	2m 35s
checks / test (3.13, locked, ubuntu-latest)	45s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 23s
checks / test (3.12, locked, windows-latest)	3m 50s
checks / test (3.14, lowest-direct, windows-latest)	2m 19s
checks / test (3.12, lowest-direct, windows-latest)	3m 35s
checks / test (3.13, locked, windows-latest)	2m 22s
all-green	3s
	39m 40s

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