feat(components/tiles): add test harnesses for tile and tile dashboard #13526

Job	Run time
Install and cache dependencies	19s
Check formatting	28s
Build, code coverage unit tests, and linting	2m 46s
Check dependencies and resources	1m 38s
Bootup Nx Cloud agent (1)	2m 38s
Bootup Nx Cloud agent (2)	2m 35s
Build packages distribution	0s
Bootup Nx Cloud agent (3)	2m 38s
Code coverage	1s
Stop Nx Cloud agents	1s
Build	1s
Lint	1s
	13m 6s

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