Merge tag 'drm-intel-gt-next-2026-03-12' of https://gitlab.freedesktop.org/drm/i915...

Merge tag 'drm-intel-gt-next-2026-03-12' of https://gitlab.freedesktop.org/drm/i915/kernel into drm-next

Driver Changes:

Fixes/improvements/new stuff:

- Fix potential overflow of shmem scatterlist length (Janusz Krzysztofik)

Miscellaneous:

- Keep mock file open during unfaultable migrate with fill [selftests] (Krzysztof Karas)
- Test for imported buffers with drm_gem_is_imported() (Thomas Zimmermann)
- Fix corrupted copyright symbols in selftest files [guc] (Konstantin Khorenko)

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Tvrtko Ursulin <tursulin@igalia.com>
Link: https://patch.msgid.link/abKBHNFsBQCv2h3e@linux