uefi-raw and uefi: use `core::net` types where possible, remove duplicated types #4785

	name: QA
	on: [merge_group, push, pull_request]
	jobs:
	spellcheck:
	name: Spellcheck
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	# Executes "typos ."
	- uses: crate-ci/[email protected]
	lints:
	name: Lints
	runs-on: ubuntu-latest
	steps:
	- name: Checkout sources
	uses: actions/checkout@v4
	- uses: cachix/install-nix-action@v31
	- uses: Swatinem/rust-cache@v2
	# Dedicated step to separate all the
	# "copying path '/nix/store/...' from 'https://cache.nixos.org'."
	# messages from the actual build output.
	- name: Prepare Nix Store
	run: nix develop --command echo
	# A dedicated step removes spam from the actual job.
	- name: Build cargo xtask
	run: cargo xtask help >/dev/null
	# Executing this in a Nix shell ensures that all our checks run as all
	# required tooling exists.
	- name: Check formatting
	run: \|
	CMD="cargo xtask fmt --check"
	nix develop --command bash -c "$CMD"
	- name: Run clippy
	run: \|
	rustup component add clippy
	cargo xtask clippy --warnings-as-errors
	- name: Run cargo doc (without unstable)
	run: cargo xtask doc --warnings-as-errors --document-private-items
	- name: Verify generated code is up-to-date
	run: cargo xtask gen-code --check
	- name: Run additional checks on the uefi-raw package
	run: cargo xtask check-raw

Provide feedback