Changed T-SQL in two tests to be SQL Server 2005 compatible.
Changed T-SQL in two tests to be SQL Server 2005 compatible.

This allow the full suite to run successfully.

ramiro/pymssql,zerolugithub/pymssql,JimDennis/pymssql,zerolugithub/pymssql,bladams/pymssql,klothe/pymssql,JimDennis/pymssql,JimDennis/pymssql,klothe/pymssql,Aloomaio/pymssql,pymssql/pymssql,ramiro/pymssql,ramiro/pymssql,Aloomaio/pymssql,bladams/pymssql,bladams/pymssql,Aloomaio/pymssql,klothe/pymssql,zerolugithub/pymssql,pymssql/pymssql