Update JSON formatting in tests #1423

	name: CI

	on: [push, pull_request]

	env:
	GIT_DEFAULT_BRANCH: ${{github.event.repository.default_branch}}

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	steps:
	- name: Checkout repo
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	bundler-cache: true
	- name: Check RBIs and index
	run: \|
	git fetch origin "$GIT_DEFAULT_BRANCH"
	bundle exec repo check --gem --ref "origin/$GIT_DEFAULT_BRANCH"

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