[crac] RFR: Add CRaC-specific tests to GHA

[Anton Kozlov]

On Wed, 22 Feb 2023 15:08:29 GMT, Radim Vansa <duke at openjdk.org> wrote:

> Existing GitHub Actions run test tier1 but since most changes in this project focus on the CRaC capabilities we should run them in an automated fashion, too.
> Right now the tests are mostly failing: this should be addressed in https://github.com/openjdk/crac/pull/47

Please use merge. This will preserve all changes in this PR, and on the eventual integration Skara will squash all changes anyway.

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PR: https://git.openjdk.org/crac/pull/48