drm/ci: uprev mesa, IGT and deqp-runner

Uprev mesa, IGT to the latest version and deqp-runner
to v0.20.0. Also update expectation files.

Acked-by: Helen Koike <helen.koike@collabora.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Signed-off-by: Vignesh Raman <vignesh.raman@collabora.com>
Signed-off-by: Helen Koike <helen.koike@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240910131927.161883-1-vignesh.raman@collabora.com