manager: Refactored tests. #163

Job	Run time
Go tests	10m 45s
More Go tests	7m 33s
Go tests with previous Go version	8m 9s
UI tests	2m 6s
Build Prometheus for common architectures (0)	7m 17s
Check generated parser	18s
Build Prometheus for common architectures (1)	6m 56s
Build Prometheus for common architectures (2)	6m 44s
golangci-lint	44s
Mixins tests	2m 21s
Build Prometheus for all architectures	0s
Go tests on Windows	15m 54s
fuzzing / Fuzzing	1m 31s
codeql / Analyze (javascript)	1m 17s
Report status of build Prometheus for all architectures	0s
Publish UI on npm Registry	1m 40s
Publish release artefacts	0s
Publish main branch artifacts	0s
	1h 13m 15s

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