feat(cli): migrate work-queue command to cyclopts (wave 6b)

[zzstoatzz]

Summary

• Native cyclopts implementation of all 9 work-queue subcommands: create, set-concurrency-limit, clear-concurrency-limit, pause, resume, inspect, ls, preview, delete, read-runs
• Includes work-queues alias for backwards compatibility
• Added tests/cli/test_work_queues.py to cyclopts CI parity leg
• Added prefect work-queue --help benchmark entry

Test plan

• 59/59 work queue tests pass in typer mode
• 59/59 work queue tests pass in cyclopts mode (PREFECT_CLI_FAST=1)
• Parity and runner tests pass
• prefect work-queue --help and prefect work-queues --help both work
• ruff lint + format clean

🤖 Generated with Claude Code

[codspeed-hq]

Merging this PR will not alter performance

✅ 2 untouched benchmarks

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_{Comparing cli-cyclopts/wave-6b (004b362) with main (89a32b8)}