The UEFI crate has been updated to use try_trait_v2, which changes how
Status is used.

Signed-off-by: Tim Crawford <tcrawford@system76.com>

Update uefi dep, fix building on nightly

See merge request !2

Don't overwrite the pointer with the status, which will be 0.

Fixes: f2cc919c ("Update uefi dep, fix building on nightly")

Signed-off-by: Tim Crawford <tcrawford@system76.com>

Fix global allocator

See merge request !3