fix(ci): add mypy ignore for rerunfailures attr #4

Job	Run time
detect what files changed	14s
check migration	1m 13s
backend migration tests	13m 12s
cli test	2m 18s
api docs test	6m 5s
monolith-dbs test	7m 39s
backend typing	4m 30s
calculate test shards	2m 7s
api url typescript generation	0s
requirements check	0s
prepare selective tests	0s
backend test (0)	12m 36s
backend test (1)	12m 29s
backend test (7)	12m 54s
backend test (9)	13m 10s
backend test (3)	10m 38s
backend test (4)	12m 22s
backend test (5)	11m 40s
backend test (6)	11m 48s
backend test (8)	12m 8s
backend test (2)	12m 34s
backend test (21)	10m 46s
backend test (12)	12m 43s
backend test (11)	11m 46s
backend test (14)	10m 9s
backend test (15)	11m 43s
backend test (13)	11m 59s
backend test (19)	11m 51s
backend test (10)	12m 4s
backend test (20)	12m 28s
backend test (18)	12m 18s
backend test (17)	11m 50s
backend test (16)	11m 27s
Backend	2s
	5h 0m 43s

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