[velero] fix: render schedule annotations only if present in values #1256

	name: Lint and Test Charts

	on: pull_request

	jobs:
	lint-test:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	# Latest k8s versions. There's no series-based tag, nor is there a latest tag.
	k8s:
	- 1.19.16
	- 1.20.15
	- 1.21.14
	- 1.22.17
	- 1.23.17
	- 1.24.12
	- 1.25.8
	- 1.26.3
	- 1.27.1
	- 1.28.0
	- 1.29.0
	- 1.30.0
	- 1.31.0
	steps:
	- name: Checkout
	uses: actions/checkout@v3
	with:
	fetch-depth: 0

	- name: Set up Helm
	uses: azure/setup-helm@v3
	with:
	version: v3.11.2

	- uses: actions/setup-python@v4
	with:
	python-version: '3.9'
	check-latest: true

	- name: Set up chart-testing
	uses: helm/[email protected]

	- name: Run chart-testing (list-changed)
	id: list-changed
	run: \|
	changed=$(ct list-changed --target-branch ${{ github.base_ref }})
	if [[ -n "$changed" ]]; then
	echo "changed=true" >> "$GITHUB_OUTPUT"
	fi

	- name: Run chart-testing (lint)
	if: steps.list-changed.outputs.changed == 'true'
	run: ct lint --target-branch ${{ github.base_ref }}

	- name: Create kind cluster
	uses: helm/[email protected]
	if: steps.list-changed.outputs.changed == 'true'
	with:
	version: "v0.14.0"
	node_image: "kindest/node:v${{ matrix.k8s }}"

	- name: Run chart-testing (install+upgrade)
	if: steps.list-changed.outputs.changed == 'true'
	run: ct install --upgrade --target-branch ${{ github.base_ref }}

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