build: Remove unnecessary toolchain from go.mod. #860

	name: Build and Test
	on: [push, pull_request]
	permissions:
	contents: read

	jobs:
	build:
	name: Go CI
	runs-on: ubuntu-latest
	strategy:
	matrix:
	go: ['1.21', '1.22']

	services:
	postgres:
	image: postgres:16.3
	env:
	POSTGRES_USER: dcrpooluser
	POSTGRES_PASSWORD: 12345
	POSTGRES_DB: dcrpooltestdb
	options: >-
	--health-cmd pg_isready
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5
	ports:
	- 5432:5432
	steps:
	- name: Set up Go
	uses: actions/setup-go@cdcb36043654635271a94b9a6d1392de5bb323a7 #v5.0.1
	with:
	go-version: ${{ matrix.go }}
	- name: Check out source
	uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 #v4.1.6
	- name: Install Linters
	run: "curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh \| sh -s -- -b $(go env GOPATH)/bin v1.59.0"
	- name: Build
	run: go build ./...
	- name: Test
	run: \|
	./run_tests.sh

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