Update open_project_intramural.md

added important flag to handel errors

docs/open_project_intramural.md

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 # Selecting Your Google Cloud Project – Instructions for NIH Employees and Contractors
 
+> [!IMPORTANT]  
+> *If you receive an error message or have any trouble completing these steps, please don't hesitate to contact us at [email protected]. Be sure to add **"Support"** at the beginning of your subject line so that we can properly route your request.*
+
 In order to access your Cloud Lab credits, you need to be working in the correct Google Cloud project. Follow the steps in this document to find it. Please contact the NIH Cloud Lab team at [email protected] if you need assistance.
 
 1.	Log in to [Google Cloud](https://console.cloud.google.com/) from a private or incognito browser using your NIH username (e.g., [email protected]) and either your PIV card and PIN or your NIH password and the Microsoft Authenticator app. If you need more detailed instructions, reference the “How to Access Your NIH Cloud Lab Account” email you received from [email protected].