Fix test suite link in readme.md

Readme.md

@@ -348,7 +348,7 @@ Dapper has no DB specific implementation details, it works across all .NET ADO p
 
 Do you have a comprehensive list of examples?
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-Dapper has a comprehensive test suite in the [test project](https://github.com/SamSaffron/dapper-dot-net/blob/master/Tests/Tests.cs)
+Dapper has a comprehensive test suite in the [test project](https://github.com/StackExchange/dapper-dot-net/blob/master/Tests/Tests.cs)
 
 Who is using this?
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