Connection Pool for Redis #298

Job	Run time
ubuntu-20.04 - 2.7	1s
ubuntu-20.04 - 3	1s
macos-latest - truffleruby-head	18s
ubuntu-20.04 - 3.1	9m 40s
ubuntu-20.04 - truffleruby-head	1s
macos-latest - 2.7	41s
macos-latest - 3.2	12s
ubuntu-20.04 - 3.2	1s
macos-latest - 3.1	13s
ubuntu-22.04 - 3.1	6s
macos-latest - 3	12s
ubuntu-22.04 - 3.2	12s
ubuntu-22.04 - 3	22s
CI Status (matrix)	11s
	12m 11s

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