Fix cross-compiling: Update libz-sys to 1.1.20 #2456

	# SPDX-FileCopyrightText: 2024 Christina Sørensen
	# SPDX-License-Identifier: EUPL-1.2
	on:
	workflow_dispatch:
	pull_request:
	branches: [main]
	paths:
	- '.github/workflows/flake.yml'
	- 'src/**'
	- 'Cargo.*'
	- "*.toml"
	- "flake.*"
	- "*.nix"
	- "*.rs"
	push:
	branches: [main]
	paths:
	- '.github/workflows/flake.yml'
	- 'src/**'
	- 'Cargo.*'
	- "*.toml"
	- "flake.*"
	- "*.nix"
	- "*.rs"
	concurrency:
	group: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.head_ref \|\| github.sha }}
	cancel-in-progress: true
	jobs:
	flake-checker:
	name: Flake Checker
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v4
	- name: Check Nix flake inputs
	uses: DeterminateSystems/flake-checker-action@v9
	check:
	name: Check Nix Flake
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v4
	- name: Install Nix
	uses: DeterminateSystems/nix-installer-action@v15
	- name: Setup Nix cache
	uses: DeterminateSystems/magic-nix-cache-action@main
	- name: Nix Flake Check
	run: nix flake check --all-systems -L
	build:
	name: Build Nix package
	# if cross compilation is desired add 'aarch64-linux', 'x86_64-darwin' and 'aarch64-darwin' and fix the flake to support cross compilation.
	strategy:
	matrix:
	target: [x86_64-linux]
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v4
	- name: Install Nix
	uses: DeterminateSystems/nix-installer-action@v15
	- name: Setup Nix cache
	uses: DeterminateSystems/magic-nix-cache-action@main
	- name: Nix Build
	run: nix build .#packages.${{ matrix.target }}.default -L

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