manifest: change `computed_field` logic to mark all as unknown instead of only on changes #1571

	# This workflow checks that there is either a 'pr/no-changelog' label applied to a PR
	# or there is a .changelog/<pr number>.txt file associated with a PR for a changelog entry
	name: Changelog Entry

	on:
	pull_request:
	types: [opened, synchronize, labeled]
	# Runs on PRs to main and all release branches
	branches:
	- main

	jobs:
	# checks that a .changelog entry is present for a PR
	changelog-check:
	# If there a `pr/no-changelog` label we ignore this check
	if: "!contains(github.event.pull_request.labels.*.name, 'pr/no-changelog')"
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3
	with:
	ref: ${{ github.event.pull_request.head.sha }}
	fetch-depth: 0 # by default the checkout action doesn't checkout all branches
	- name: Check for changelog entry in diff
	run: \|
	# check if there is a diff in the .changelog directory
	changelog_files=$(git --no-pager diff --name-only HEAD "$(git merge-base HEAD "origin/${{ github.event.pull_request.base.ref }}")" -- .changelog/${{ github.event.pull_request.number }}.txt)
	# If we do not find a file in .changelog/, we fail the check
	if [ -z "$changelog_files" ]; then
	# Fail status check when no .changelog entry was found on the PR
	echo "Did not find a .changelog entry and the 'pr/no-changelog' label was not applied. Reference - https://github.com/hashicorp/terraform-provider-kubernetes/tree/main/CHANGELOG_GUIDE.md"
	exit 1
	else
	echo "Found .changelog entry in PR!"
	fi

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