test: simplify array option parsing test cases by consolidating multiple flag usages into a single flag with multiple values #45673

	name: DevInfra

	on:
	push:
	pull_request_target:
	types: [opened, synchronize, reopened, ready_for_review, labeled]

	# Declare default permissions as read only.
	permissions:
	contents: read

	jobs:
	assistant_to_the_branch_manager:
	runs-on: ubuntu-latest
	if: github.event.repository.fork == false
	steps:
	- uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
	with:
	persist-credentials: false
	- uses: angular/dev-infra/github-actions/branch-manager@16c5f6e199e3e1b67ae5a62385d36366bb9a429d
	with:
	angular-robot-key: ${{ secrets.ANGULAR_ROBOT_PRIVATE_KEY }}

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