Update testing for latest adacore/gpr tests. #3

	name: CI
	on:
	push:
	pull_request:
	jobs:
	ci:
	strategy:
	matrix:
	os: [ubuntu-latest]
	runs-on: ${{ matrix.os }}
	defaults:
	run:
	working-directory: tree-sitter-gpr
	steps:
	- name: Checkout (tree-sitter-gpr)
	uses: actions/checkout@v3
	with:
	path: tree-sitter-gpr

	- name: Checkout (gpr)
	uses: actions/checkout@v3
	with:
	repository: adacore/gpr
	path: gpr

	- name: Install Node.js
	uses: actions/setup-node@v3
	with:
	node-version: 16.x

	- name: Install Module Dependencies
	run: npm install

	- name: Test Project (Corpus)
	run: npm run test

	# Initialize tree-sitter config to prevent nuisance message
	# during tree-sitter parsing, when config doesn't exist.
	- name: Create Tree-sitter Config
	run: npx tree-sitter init-config

	- name: Test Project (GPR)
	run: npm run gpr-test

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