Fixed: Check only enabled Jackett indexers for '/all' endpoint

Closes #5848

src/NzbDrone.Core.Test/HealthCheck/Checks/IndexerJackettAllCheckFixture.cs

@@ -38,6 +38,7 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
             _definition = new IndexerDefinition
             {
                 Name = "Indexer",
+                EnableRss = true,
                 ConfigContract = "TorznabSettings",
                 Settings = torznabSettings
             };

src/NzbDrone.Core/HealthCheck/Checks/IndexerJackettAllCheck.cs

@@ -8,6 +8,7 @@ using NzbDrone.Core.ThingiProvider.Events;
 
 namespace NzbDrone.Core.HealthCheck.Checks
 {
+    [CheckOn(typeof(ProviderAddedEvent<IIndexer>))]
     [CheckOn(typeof(ProviderUpdatedEvent<IIndexer>))]
     [CheckOn(typeof(ProviderDeletedEvent<IIndexer>))]
     [CheckOn(typeof(ProviderStatusChangedEvent<IIndexer>))]
@@ -25,7 +26,8 @@ namespace NzbDrone.Core.HealthCheck.Checks
         {
             var jackettAllProviders = _providerFactory.All()
                 .Where(
-                    i => i.ConfigContract.Equals("TorznabSettings") &&
+                    i => i.Enable &&
+                         i.ConfigContract.Equals("TorznabSettings") &&
                          (((TorznabSettings)i.Settings).BaseUrl.Contains("/torznab/all/api", StringComparison.InvariantCultureIgnoreCase) ||
                           ((TorznabSettings)i.Settings).BaseUrl.Contains("/api/v2.0/indexers/all/results/torznab", StringComparison.InvariantCultureIgnoreCase) ||
                           ((TorznabSettings)i.Settings).ApiPath.Contains("/torznab/all/api", StringComparison.InvariantCultureIgnoreCase) ||