Update dependencies. Update to Go 1.21 #302

	name: Go

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]
	workflow_dispatch:

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: "1.21"

	- name: Build and Test
	run: make

	- name: Upload coverage
	run: bash <(curl -s https://codecov.io/bash)

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