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Raise errors while computing cache digests #9100

Job	Run time
Test compatibility with Primer ViewComponents (main)	42s
benchmark	1m 37s
test (Rails main, Ruby 4.0)	44s
test (Rails 7.1, Ruby 3.2)	42s
test (Rails 7.2, Ruby 3.3)	46s
test (Rails 8.0, Ruby 3.4)	47s
test (Rails 8.1, Ruby 4.0)	2m 34s
test (Rails main_head, Ruby head)	28s
coverage	-1s
	8m 19s