SECURITY.md - (minor) fix dependency spelling #1022

Job	Run time
linters (3.9, ubuntu-latest)	2m 3s
Testing on Python 3.8 (ubuntu-latest)	1m 56s
Testing on Python 3.8 (macos-13)	4m 42s
Testing on Python 3.8 (windows-2019)	2m 34s
Testing on Python 3.9 (ubuntu-latest)	1m 40s
Testing on Python 3.9 (macos-13)	2m 22s
Testing on Python 3.9 (windows-2019)	2m 49s
Testing on Python 3.10 (ubuntu-latest)	1m 43s
Testing on Python 3.10 (macos-13)	2m 48s
Testing on Python 3.10 (windows-2019)	2m 29s
Testing on Python 3.11 (ubuntu-latest)	1m 41s
Testing on Python 3.11 (macos-13)	2m 20s
Testing on Python 3.11 (windows-2019)	2m 15s
Testing on Python 3.12 (ubuntu-latest)	2m 0s
Testing on Python 3.12 (macos-13)	2m 34s
Testing on Python 3.12 (windows-2019)	5m 30s
	41m 26s

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