Updated appsettings.json file to change base api url based on environment. Also fixed bug in calculation of yield percentage.

ReportingServices.API/appsettings.Development.json

@@ -4,5 +4,8 @@
       "Default": "Information",
       "Microsoft.AspNetCore": "Warning"
     }
+  },
+  "ConnectionStrings": {
+    "DefaultConnection": "Server=MESSV01EC.EC.LOCAL\\PROD1,53959;Database=LSL2SQL;User Id=srpadmin;Password=0okm9ijn;TrustServerCertificate=true"
   }
 }