Removed redundant sql server config

Author: iluhinsky

.github/workflows/go.yml

@@ -55,9 +55,6 @@ jobs:
           MSSQL_PID: Developer
           MSSQL_TCP_PORT: 1433
           MSSQL_COLLATION: SQL_Latin1_General_CP1_CI_AS
-          MSSQL_DB: perfkit_db_ci
-          MSSQL_USER: perfkit_db_runner
-          MSSQL_PASSWORD: MyP@ssw0rd123 # example value of a secret compliant with MS SQL Server password policy
           MSSQL_DATA_DIR: /var/opt/mssql/data
           MSSQL_LOG_DIR: /var/opt/mssql/log
           MSSQL_BACKUP_DIR: /var/opt/mssql/backup