Fix tests for compatibility with Python 3.12 #3075

Job	Run time
Integration Tests (f37)	10m 36s
Integration Tests (f38)	30m 14s
Integration Tests (rawhide)	10m 17s
Build Documentation (f37)	2m 45s
Build Documentation (f38)	2m 31s
Build Documentation (pip)	5m 45s
Build Documentation (rawhide)	1m 51s
Pre-commit checks	5m 25s
Build the RPMS (f37)	3m 10s
Build the RPMS (f38)	2m 55s
Build the RPMS (rawhide)	2m 2s
Unit Tests (f37, bodhi-client)	2m 36s
Unit Tests (f37, bodhi-messages)	2m 35s
Unit Tests (f37, bodhi-server)	8m 10s
Unit Tests (f38, bodhi-client)	2m 27s
Unit Tests (f38, bodhi-messages)	2m 16s
Unit Tests (f38, bodhi-server)	9m 5s
Unit Tests (pip, bodhi-client)	4m 51s
Unit Tests (pip, bodhi-messages)	4m 14s
Unit Tests (pip, bodhi-server)	12m 28s
Unit Tests (rawhide, bodhi-client)	1m 49s
Unit Tests (rawhide, bodhi-messages)	1m 13s
Unit Tests (rawhide, bodhi-server)	1m 47s
Diff-cover check	17s
	2h 11m 19s

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