update github.com/jackc/pgx to v4.18.3 #248

	name: Go

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:

	build-and-test:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	go:
	- "1.18"
	- "1.19"
	steps:
	- uses: actions/checkout@v2

	- name: Set up Go ${{ matrix.go }}
	uses: actions/setup-go@v2
	with:
	go-version: ${{ matrix.go }}

	- name: Install dependencies
	run: \|
	# The latest crlfmt requires go1.19.
	go install github.com/cockroachdb/crlfmt@024b567ce87bf2b89f2cffabb7a8f4ea0cfa8b98
	go install github.com/kisielk/errcheck@latest
	go install github.com/mdempsky/unconvert@latest
	go install honnef.co/go/tools/cmd/[email protected]
	go install golang.org/x/tools/go/analysis/passes/shadow/cmd/shadow@latest


	- name: Build
	run: go build -v ./...

	- name: Test
	run: go test -v ./...
	- name: Race
	run: go test -p 1 -v ./...
	- name: gofmt
	run: gofmt -s -d -l .
	- name: vet
	run: \|
	! go vet -vettool=$(which shadow) ./... 2>&1 \| \
	grep -vF 'declaration of "err" shadows declaration at' \| \
	grep -vF "# github.com/cockroachdb/cockroach-go/v2/testserver"
	- name: License checks
	run: \|
	! git grep -lE '^// Author' -- '*.go'
	! git grep -LE '^// Copyright' -- '*.go'
	- name: errchk
	run: errcheck -ignore "Close\|Init\|AutoMigrate" ./...
	- name: staticcheck
	run: staticcheck ./...

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