Add CI workflow for custom pool tests #2533

Job	Run time
Integration / S3 Express One Zone tests (Ubuntu x86, FUSE 2)	14m 50s
Integration / S3 Express One Zone tests (Amazon Linux arm, FUSE 2)	9m 0s
Integration / Tests (Ubuntu x86, FUSE 2)	10m 55s
Integration / S3 Express One Zone tests (Ubuntu x86, FUSE 3)	11m 34s
Integration / Tests (Amazon Linux arm, FUSE 2)	9m 52s
Integration / fstab tests (Ubuntu x86	3m 15s
Integration / Client Tests (S3, Ubuntu x86, Test Pool)	5m 43s
Integration / fstab tests (Amazon Linux arm	2m 21s
Integration / Client Tests (S3, Amazon Linux arm, Test Pool)	4m 53s
Integration / Client Tests (S3 Express One Zone, Amazon Linux arm, Test Pool)	3m 35s
Integration / Tests (Ubuntu x86, FUSE 3)	13m 44s
Integration / Client Tests (S3 Express One Zone, Ubuntu x86, Test Pool)	4m 11s
Integration / Address sanitizer	6m 33s
	1h 40m 26s

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