Drop go 1.20, add go 1.22 in GH actions #550

	name: Build
	on:
	workflow_dispatch:
	pull_request:
	types: [opened, edited, synchronize, reopened]

	jobs:
	build:
	name: Build
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: build
	run: make build

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