Introduce problem to check the PR workflows from forks #408

Job	Run time
store-pr	3s
dump-unicode-data / generate-dump	5s
check-pr / check-style	2m 39s
check-pr / check-linux / check	2m 39s
check-pr / check-macos / check	2m 40s
check-pr / check-windows / check	2m 23s
	10m 29s

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