Merge pull request #2196 from gayuru/patch-1

Salesforce Integration: Update doc to include sandbox name at the end of account email

Author: markzegarelli

src/connections/destinations/catalog/salesforce/index.md

@@ -179,7 +179,10 @@ To create resources of other types, such as Accounts or custom objects, Segment
 
 ### Sandbox Mode
 
-To enable an integration with a Salesforce Sandbox instance, toggle the Sandbox setting to true.
+To enable an integration with a Salesforce Sandbox instance:
+1. Toggle the Sandbox setting to  `true` in the Salesforce Destination settings.
+2. Append the sandbox name to the account email, as shown below:
+   - `[email protected]` -> `[email protected]` where `sandboxname` is the name of your sandbox.
 
 ### API Call Limits