Bump github/codeql-action from 2 to 3 #103

Job	Run time
Run linters	29s
Type-check package	16s
Verify dev env (ubuntu-latest)	15s
Tests on 3.8	1m 9s
Verify dev env (windows-latest)	52s
Tests on 3.9	1m 3s
Verify dev env (macos-latest)	27s
Tests on 3.10	1m 5s
Tests on 3.11	1m 1s
Tests on 3.12	1m 10s
Build docs & run doctests	32s
Tests on pypy-3.8	1m 4s
Tests on pypy-3.9	1m 15s
Combine & check coverage.	10s
required-checks-pass	2s
	10m 50s

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