Bump actions/setup-python from 4 to 5 #4

Job	Run time
bookworm / build	19m 26s
bullseye / build	19m 11s
buster / build	18m 57s
bookworm / test (pi, run_installation_tests.sh)	5m 34s
bookworm / test (pi, run_installation_tests2.sh)	5m 20s
bookworm / test (pi, run_installation_tests3.sh)	6m 49s
bookworm / test (hans, run_installation_tests.sh)	53s
bookworm / test (hans, run_installation_tests2.sh)	1m 5s
bookworm / test (hans, run_installation_tests3.sh)	54s
buster / test (pi, run_installation_tests.sh)	4m 56s
buster / test (pi, run_installation_tests2.sh)	4m 18s
buster / test (pi, run_installation_tests3.sh)	7m 28s
buster / test (hans, run_installation_tests.sh)	57s
buster / test (hans, run_installation_tests2.sh)	1m 2s
buster / test (hans, run_installation_tests3.sh)	1m 6s
bullseye / test (pi, run_installation_tests.sh)	5m 18s
bullseye / test (pi, run_installation_tests2.sh)	5m 1s
bullseye / test (pi, run_installation_tests3.sh)	8m 19s
bullseye / test (hans, run_installation_tests.sh)	59s
bullseye / test (hans, run_installation_tests2.sh)	1m 12s
bullseye / test (hans, run_installation_tests3.sh)	1m 1s
bookworm / cleanup	0s
buster / cleanup	1s
bullseye / cleanup	3s
	1h 59m 50s

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