Ensure `RedisIntegration` is disabled, unless `redis` is installed #3990

Job	Run time
common, python 3.5, ubuntu-20.04	4m 36s
common, python 3.6, ubuntu-20.04	3m 17s
common, python 3.7, ubuntu-20.04	4m 38s
common, python 2.7, ubuntu-20.04	1m 45s
common, python 3.8, ubuntu-20.04	3m 16s
common, python 3.9, ubuntu-20.04	3m 11s
common, python 3.10, ubuntu-20.04	4m 56s
common, python 3.11, ubuntu-20.04	3m 1s
common, python 3.12, ubuntu-20.04	8m 45s
All common tests passed or skipped	1s
	37m 26s

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