feat: update to use stable rust #491

	name: CI

	on:
	push:
	# Run on the main branch
	branches:
	- main
	# Releases are tags named 'v<version>', and must have the "major.minor.micro", for example: "0.1.0".
	# Release candidates are tagged as `v<version>-rc<num>`, for example: "0.1.0-rc1".
	tags:
	- "v*"
	# Also on PRs, just be careful not to publish anything
	pull_request:


	jobs:
	ci:
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v4

	- name: Build
	run: cargo check

	- name: Test
	run: cargo test -- --nocapture

	- name: Build examples
	run: for i in embassy blocking tokio nrf52; do pushd examples/$i; cargo build; popd; done;

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