internal/testprotos/test: add nested message field with [lazy=true] #254

	on: [push]
	name: Test
	jobs:
	test:
	strategy:
	matrix:
	# This is just a version to compile the integration_test.go; see
	# golangVersions in that file for the list of actual Go versions used.
	go-version: [1.x]
	os: [ubuntu-latest] # TODO: Add [macos-latest, windows-latest]
	runs-on: ${{ matrix.os }}
	steps:
	- name: Install Linux dependencies
	if: runner.os == 'Linux'
	run: sudo apt-get -y install autoconf automake libtool curl make g++ unzip
	- name: Checkout code
	uses: actions/checkout@v3
	- name: Install Go
	uses: actions/setup-go@v4
	with:
	go-version: ${{ matrix.go-version }}
	- name: Cache dependencies
	uses: actions/cache@v3
	with:
	path: \|
	.cache
	~/.cache/bazel
	key: ${{ runner.os }}-${{ hashFiles('integration_test.go') }}
	- name: Test
	env:
	# Protobuf 25 does not yet support Bazel 7
	USE_BAZEL_VERSION: latest-1
	run: go test -run='^TestIntegration$' -v -timeout=60m -count=1 -failfast "$@"

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