removed unused usings

Author: SolidProgramming

AniWorldReminder_API/Classes/UpsertEpisodeInfoJob.cs

@@ -1,6 +1,5 @@
 using Hangfire;
 using MethodTimer;
-using Mysqlx.Prepare;
 using System.Reflection;
 using System.Text;
 

AniWorldReminder_API/Factories/HttpClientFactory.cs

@@ -1,4 +1,3 @@
-using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Http.Resilience;
 using System.Net;
 using Polly;

AniWorldReminder_API/Misc/HttpResiliencePipelineConfigurator.cs

@@ -1,7 +1,5 @@
 using Microsoft.Extensions.Http.Resilience;
 using Polly;
-using Polly.CircuitBreaker;
-using Polly.RateLimiting;
 using Polly.Timeout;
 using System.Threading.RateLimiting;
 

AniWorldReminder_API/Services/AdminHttpFailureNotificationHandler.cs

@@ -1,4 +1,3 @@
-using Microsoft.Extensions.Http.Resilience;
 using Polly.Timeout;
 
 namespace AniWorldReminder_API.Services