Stop using `solidFetch` in `HttpClient` #3930

Job	Run time
build (20, ubuntu-latest)	2m 38s
test (20, ubuntu-latest)	2m 8s
storybook-visual-regression (20, ubicloud-standard-4)	3m 14s
test-e2e (1, 2, 20, ubicloud-standard-16)	5m 47s
test-e2e (2, 2, 20, ubicloud-standard-16)	5m 3s
	18m 50s

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