Add support for python 3.11 & 3.12 #1708

Job	Run time
Tests (ubuntu-20.04, 3.8, 16, django42-drflatest)	1m 7s
Tests (ubuntu-20.04, 3.8, 16, quality)	1m 18s
Tests (ubuntu-20.04, 3.8, 16, pii_check)	39s
Tests (ubuntu-20.04, 3.8, 16, version_check)	28s
Tests (ubuntu-20.04, 3.8, 16, js_tests)	54s
Tests (ubuntu-20.04, 3.8, 16, js_lint)	1m 3s
Tests (ubuntu-20.04, 3.8, 16, rst_validation)	47s
Tests (ubuntu-20.04, 3.8, 16, translations-django42)	1m 16s
Tests (ubuntu-20.04, 3.12, 16, django42-drflatest)	1m 32s
Tests (ubuntu-20.04, 3.12, 16, quality)	1m 45s
Tests (ubuntu-20.04, 3.12, 16, pii_check)	53s
Tests (ubuntu-20.04, 3.12, 16, version_check)	48s
Tests (ubuntu-20.04, 3.12, 16, js_tests)	1m 15s
Tests (ubuntu-20.04, 3.12, 16, js_lint)	1m 6s
Tests (ubuntu-20.04, 3.12, 16, rst_validation)	50s
Tests (ubuntu-20.04, 3.12, 16, translations-django42)	1m 34s
	17m 15s

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