ci/deqp: do not fetch full repository
Do not fetch the full VK-GL-CTS repository to cherrypick a single commit. Rather download it and apply it.
Fixes: 4e4b4113 ("ci: cherry-pick deqp fix for zlib dependency")
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Do not fetch the full VK-GL-CTS repository to cherrypick a single commit. Rather download it and apply it.
Fixes: 4e4b4113 ("ci: cherry-pick deqp fix for zlib dependency")