Allow the period to change in Recurring host base

src/Umbraco.Infrastructure/HostedServices/RecurringHostedServiceBase.cs

@@ -21,7 +21,7 @@ namespace Umbraco.Cms.Infrastructure.HostedServices
         /// </summary>
         protected static readonly TimeSpan DefaultDelay = TimeSpan.FromMinutes(3);
 
-        private readonly TimeSpan _period;
+        private TimeSpan _period;
         private readonly TimeSpan _delay;
         private Timer _timer;
 
@@ -36,6 +36,12 @@ namespace Umbraco.Cms.Infrastructure.HostedServices
             _delay = delay;
         }
 
+        /// <summary>
+        /// Change the period between operations.
+        /// </summary>
+        /// <param name="newPeriod">The new period between tasks</param>
+        protected void ChangePeriod(TimeSpan newPeriod) => _period = newPeriod;
+
         /// <inheritdoc/>
         public Task StartAsync(CancellationToken cancellationToken)
         {

src/Umbraco.Infrastructure/HostedServices/ServerRegistration/TouchServerTask.cs

@@ -45,7 +45,11 @@ namespace Umbraco.Cms.Infrastructure.HostedServices.ServerRegistration
             _hostingEnvironment = hostingEnvironment;
             _logger = logger;
             _globalSettings = globalSettings.CurrentValue;
-            globalSettings.OnChange(x => _globalSettings = x);
+            globalSettings.OnChange(x =>
+            {
+                _globalSettings = x;
+                ChangePeriod(x.DatabaseServerRegistrar.WaitTimeBetweenCalls);
+            });
         }
 
         public override Task PerformExecuteAsync(object state)

src/Umbraco.Tests.Integration/Umbraco.Core/Packaging/CreatedPackagesRepositoryTests.cs

@@ -15,7 +15,6 @@ using Umbraco.Cms.Core.IO;
 using Umbraco.Cms.Core.Models;
 using Umbraco.Cms.Core.Packaging;
 using Umbraco.Cms.Core.Services;
-using Umbraco.Cms.Tests.Common;
 using Umbraco.Cms.Tests.Common.Builders;
 using Umbraco.Cms.Tests.Common.Testing;
 using Umbraco.Cms.Tests.Integration.Testing;