ci/virgl: Enable virgl-iris-traces

All virgl-iris-traces tests are passing now after the crosvm revup that
fixed crosvm crash and after updating test checksums. Enable auto-testing
for the virgl-iris-traces pipeline stage.

Reviewed-by: Corentin Noël <corentin.noel@collabora.com>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18693>

src/gallium/drivers/virgl/ci/gitlab-ci.yml

@@ -90,7 +90,6 @@ virgl-iris-traces:
   extends:
     - .virgl-iris-test
     - .virgl-rules
-    - .test-manual-mr
   variables:
     PIGLIT_REPLAY_EXTRA_ARGS: "--keep-image --download-caching-proxy-url=${FDO_HTTP_CACHE_URI}"