TD_5410 Reoving unwanted nuget packages, variable declarations and empty lines from the class file.

Author: ABSinhaa

DigitalLearningSolutions.Web/Middleware/DLSIPRateLimitMiddleware.cs

@@ -4,14 +4,11 @@ namespace DigitalLearningSolutions.Web.Middleware
     using System.Threading.Tasks;
     using AspNetCoreRateLimit;
     using Microsoft.AspNetCore.Http;
-    using Microsoft.Extensions.Configuration;
     using Microsoft.Extensions.Logging;
     using Microsoft.Extensions.Options;
-    using static Org.BouncyCastle.Math.EC.ECCurve;
 
     public class DLSIPRateLimitMiddleware : IpRateLimitMiddleware
     {
-        private readonly IConfiguration _configuration;
         public DLSIPRateLimitMiddleware(
             RequestDelegate next,
             IProcessingStrategy processingStrategy,
@@ -25,8 +22,7 @@ public DLSIPRateLimitMiddleware(
                   policyStore,
                   config,
                   logger)
-        {
-        }
+        { }
 
         public override Task ReturnQuotaExceededResponse(
             HttpContext httpContext,