fix(ci_visibility): use default tracer in CI Visibility (#9328) [backport 2.9] #5589

	name: Add milestone to pull requests
	on:
	# Only run when a PR is closed
	pull_request:
	types:
	- closed

	jobs:
	add_milestone_to_pr:
	# Only run if the PR was closed due to a merge
	if: github.event.pull_request.merged == true
	name: Add milestone to merged pull requests
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	# Include all history and tags
	with:
	fetch-depth: 0
	- uses: actions/setup-python@v4
	name: Install Python
	with:
	python-version: '3.8'
	- name: Get target milestone
	id: milestones
	run: \|
	pip install -U pip
	pip install packaging
	scripts/get-target-milestone.py
	- name: Update Pull Request
	if: steps.milestones.outputs.milestone != null
	uses: actions/github-script@v6.4.1
	with:
	github-token: ${{secrets.GITHUB_TOKEN}}
	script: \|
	const title = "${{ steps.milestones.outputs.milestone }}";

	const milestones = await github.rest.issues.listMilestones({
	owner: context.repo.owner,
	repo: context.repo.repo,
	state: "open",
	});

	let milestone = milestones.data.find( (m) => m.title == title );
	if (milestone === undefined) {
	milestone = await github.rest.issues.createMilestone({
	owner: context.repo.owner,
	repo: context.repo.repo,
	title: title,
	});
	}

	await github.rest.issues.update({
	owner: context.repo.owner,
	repo: context.repo.repo,
	issue_number: ${{ github.event.pull_request.number }},
	milestone: milestone.number,
	});

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