Add cargo-deny the the `audit` Makefile command #31

	name: ci
	on: [push, pull_request]

	jobs:
	test:
	name: Cargo build & test
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust:
	- 1.66.1
	- 1.67.1
	- 1.68.2
	- 1.69.0
	- 1.70.0
	- 1.71.1
	- 1.72.1
	- 1.73.0
	- 1.74.1
	- stable
	- beta
	- nightly
	steps:
	- uses: actions/checkout@v3
	- name: Install valgrind
	run: sudo apt update && sudo apt install -y valgrind
	- name: Install Rust ${{ matrix.rust }}
	uses: actions-rs/toolchain@v1
	with:
	toolchain: ${{ matrix.rust }}
	override: true
	profile: minimal
	- name: Run cargo build
	uses: actions-rs/cargo@v1
	with:
	command: build
	args: --verbose --all-features
	- name: Run cargo test
	uses: actions-rs/cargo@v1
	with:
	command: test
	args: --verbose --all-features
	- name: Run C bindings tests
	run: make -C tests clean test
	formatting:
	name: Cargo fmt
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: actions-rust-lang/setup-rust-toolchain@v1
	with:
	components: rustfmt
	- name: Rustfmt Check
	uses: actions-rust-lang/rustfmt@v1
	cargo-deny:
	name: Check dependencies
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: EmbarkStudios/cargo-deny-action@v1

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