Update redirects.csv

Updating a deleted help. article re-direct

docs/redirects.csv

@@ -49,3 +49,4 @@ https://community.expensify.com/discussion/5793/how-to-connect-your-personal-car
 https://community.expensify.com/discussion/4826/how-to-set-your-annual-subscription-size,https://help.expensify.com/articles/expensify-classic/billing-and-subscriptions/Annual-Subscription
 https://community.expensify.com/discussion/5667/deep-dive-how-does-the-annual-subscription-billing-work,https://help.expensify.com/articles/expensify-classic/billing-and-subscriptions/Annual-Subscription
 https://help.expensify.com/expensify-classic/hubs/getting-started/plan-types,https://www.expensify.com/pricing
+https://help.expensify.com/articles/expensify-classic/getting-started/Employees,https://help.expensify.com/articles/expensify-classic/getting-started/Join-your-company's-workspace