Update Rippling.md

Adding Rippling Integration help doc
cc @maddylewis

docs/articles/expensify-classic/integrations/HR-integrations/Rippling.md

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-title: Coming Soon
-description: Coming Soon
+title: Rippling Integration
+description: Sync employee and expense data between Expensify and Rippling
 ---
-## Resource Coming Soon!
+# Overview
+The Rippling integration allows mutual customers to sync employee and expense data between Expensify and Rippling. The Rippling integration allows you to:
+1. **Automate Employee Management:** Automatically create and remove employee accounts in Expensify directly from Rippling.
+2. **Simplify Employee Access to Expensify:** Employees can sign into Expensify from their Rippling SSO bar using SAML single sign-on.
+3. **Import Reimbursable Expense Reports:** Admins can export reimbursable expense reports from Expensify directly into Rippling Payroll.
+
+# How to use the Rippling integration
+The Rippling team manages this integration. To connect your Expensify workspace with Rippling, please visit the Rippling App Shop and sign into your Rippling account.
+For instructions on how to connect, and for troubleshooting the integration, please contact the Rippling support team by emailing [email protected].