[Authentication] Added dbo for user login

Authentication/Authentication.csproj

     <Compile Include="Business\JWT\TokenValidationHandler.cs" />
     <Compile Include="Business\UserStorage.cs" />
     <Compile Include="DBO\BasicUserDbo.cs" />
+    <Compile Include="DBO\BasicUserLogin.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>

Authentication/DBO/BasicUserLogin.cs

+namespace iiie.Authentication.DBO
+{
+    public class BasicUserLogin
+    {
+        public string Username { get; set; }
+
+        public string Password { get; set; }
+    }
+}