Initially this was just adding a missing popd, but actually there's no
reason to pushd into the build dir, so let's just pass the build dir as
arguments to cmake & ninja instead.
`--arch x64` was also dropped as it only applies to Windows builds,
which this script doesn't support anyway.
Fixes: 512f1c160a ("ci/zink: Add coverage using the vulkan validation layer on lvp.")
Signed-off-by: Eric Engestrom <eric@igalia.com>
Reviewed-by: Jesse Natalie <jenatali@microsoft.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22488>
(cherry picked from commit 3c64f3dcbc)
f655af3782