Update README.md

Co-authored-by: Sankalp <[email protected]>

README.md

@@ -139,7 +139,7 @@ export SENDGRID_API_KEY=<your-sendgrid-api-key>
 ## Testing
 
 **Test Database:** 
-    You may run the following commands:
+    For creating a database while testing you have to give database creation permission to user `osp`. You may run the following commands:
 
     ```
     cd open-source-programs-backend