add help wanted in stale.yml
add help wanted in stale.yml

yunstanford/sanic,channelcat/sanic,channelcat/sanic,yunstanford/sanic,ashleysommer/sanic,ashleysommer/sanic,yunstanford/sanic,yunstanford/sanic,ashleysommer/sanic,channelcat/sanic,channelcat/sanic