Fixed: Real IP logging when IPv4 is mapped as IPv6

(cherry picked from commit 782bdcc0a9c118f4b7a25fc90a966a6381a7f248)

src/Radarr.Http/Extensions/RequestExtensions.cs

@@ -156,6 +156,12 @@ namespace Radarr.Http.Extensions
             }
 
             var remoteIP = request.HttpContext.Connection.RemoteIpAddress;
+
+            if (remoteIP.IsIPv4MappedToIPv6)
+            {
+                remoteIP = remoteIP.MapToIPv4();
+            }
+
             var remoteAddress = remoteIP.ToString();
 
             // Only check if forwarded by a local network reverse proxy