[libunwind] Make sure `__STDC_FORMAT_MACROS` is defined to ensure `PRId64` is available #73672

	name: PR Subscriber

	on:
	pull_request_target:
	types:
	- labeled

	permissions:
	contents: read

	jobs:
	auto-subscribe:
	runs-on: ubuntu-latest
	if: github.repository == 'llvm/llvm-project'
	steps:
	- name: Checkout Automation Script
	uses: actions/checkout@v4
	with:
	sparse-checkout: llvm/utils/git/
	ref: main

	- name: Setup Automation Script
	working-directory: ./llvm/utils/git/
	run: \|
	pip install --require-hashes -r requirements.txt

	- name: Update watchers
	working-directory: ./llvm/utils/git/
	run: \|
	python3 ./github-automation.py \
	--token '${{ secrets.ISSUE_SUBSCRIBER_TOKEN }}' \
	pr-subscriber \
	--issue-number "${{ github.event.number }}" \
	--label-name "${{ github.event.label.name }}"

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