update zig (builtins api change) #13

	name: CI
	on: [push]
	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Install dependencies
	run: \|
	sudo snap install zig --classic --edge
	zig version
	- name: Module test
	run: zig build test

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