gitlab-ci: do not clone git-repo for test-job
The only thing we really need from the git-repo is the piglit_run.ps1 script, so let's upload that into our artifacts instead.
Fixes: d560addc ("gitlab-ci: run piglit on windows")
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The only thing we really need from the git-repo is the piglit_run.ps1 script, so let's upload that into our artifacts instead.
Fixes: d560addc ("gitlab-ci: run piglit on windows")