ci: add payments group to integration test matrix #208

Job	Run time
Preflight Check	3s
Resolve Baseline Tag	4s
Compat tests skipped (fork PR)	0s
Compat (services) — new code vs v1.8.0 tests	36s
Compat (runtime) — new code vs v1.8.0 tests	28s
Compat (evaluation) — new code vs v1.8.0 tests	1m 29s
Compat (memory) — new code vs v1.8.0 tests	11m 6s
	13m 46s

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