linux-yocto/5.10: amdgpu: updates for CVE-2021-42327

Integrating the following commit(s) to linux-yocto/5.10:

    fd84b99a8ccb drm/amd/display: Don't allow partial copy_from_user
    024f4ff63d55 drm/amdgpu: Fix even more out of bound writes from debugfs

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>