Fixed: Listening on all IPv4 Addresses

(cherry picked from commit 035c474f10c257331a5f47e863d24af82537e335)

src/NzbDrone.Core/Validation/IpValidation.cs

@@ -1,5 +1,4 @@
 using FluentValidation;
-using FluentValidation.Validators;
 using NzbDrone.Common.Extensions;
 
 namespace NzbDrone.Core.Validation
@@ -10,10 +9,5 @@ namespace NzbDrone.Core.Validation
         {
             return ruleBuilder.Must(x => x.IsValidIpAddress()).WithMessage("Must contain wildcard (*) or a valid IP Address");
         }
-
-        public static IRuleBuilderOptions<T, string> NotListenAllIp4Address<T>(this IRuleBuilder<T, string> ruleBuilder)
-        {
-            return ruleBuilder.SetValidator(new RegularExpressionValidator(@"^(?!0\.0\.0\.0)")).WithMessage("Use * instead of 0.0.0.0");
-        }
     }
 }

src/Prowlarr.Api.V1/Config/HostConfigController.cs

@@ -34,7 +34,6 @@ namespace Prowlarr.Api.V1.Config
 
             SharedValidator.RuleFor(c => c.BindAddress)
                            .ValidIpAddress()
-                           .NotListenAllIp4Address()
                            .When(c => c.BindAddress != "*" && c.BindAddress != "localhost");
 
             SharedValidator.RuleFor(c => c.Port).ValidPort();